English words for 'Relating to an aperture.'
Closest matches for "Relating to an aperture." are ranked by semantic fit across dictionary definitions.
Search results
noun
- the act of expanding an aperture
- a lengthy discussion (spoken or written) on a particular topic
- The act of dilating.
- State of being dilated; expansion; dilatation.
- (mathematics) In morphology, a basic operation (denoted ⊕) that usually uses a structuring element for probing and expanding the shapes contained in the input image.
verb
noun
- (photography, cinematography) A diaphragm used to regulate the size of a hole, especially as a way of controlling the amount of light reaching a lens.
- (electronics) A constricted opening in the path inside a waveguide, used to form a resonator.
- (zoology) The inner circle of an oscillated color spot.
- (poetic) A rainbow, or other colourful refraction of light.
- (anatomy) The contractile membrane perforated by the pupil, which adjusts to control the amount of light reaching the retina, and which forms the colored portion of the eye (See Iris (anatomy) on Wikipedia.Wikipedia).
- (botany) A plant of the genus Iris, common in the northern hemisphere, and generally having attractive blooms (See Iris (plant) on Wikipedia.Wikipedia).
- diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening
- plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
- muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye
noun
- A small aperture.
- (medicine, colloquial) Clipping of ventilation or ventilator.
- The excretory opening of lower orders of vertebrates; cloaca.
- The opening at the breech of a firearm, through which fire is communicated to the powder of the charge.
- Emission; escape; passage to notice or expression; publication; utterance.
- Ventriloquism.
- In steam boilers, a sectional area of the passage for gases divided by the length of the same passage in feet.
- A slit in the seam of a garment.
- A rant; a long session of expressing verbal frustration.
- An opening in a volcano from which lava or gas flows.
- An opening through which gases, especially air, can pass.
- Opportunity of escape or passage from confinement or privacy; outlet.
- external opening of urinary or genital system of a lower vertebrate
- a hole for the escape of gas or air
- a slit in a garment (as in the back seam of a jacket)
- activity that frees or expresses creative energy or emotion
- a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
verb
- (transitive, intransitive) To express a strong emotion.
- (transitive) To allow to escape through a vent.
- To snuff; to breathe or puff out; to snort.
- To sell; to vend.
- (intransitive, video games, slang) To use a vent in the video game Among Us. [with to ‘to go (somewhere)’]
- (intransitive) To allow gases to escape.
- (transitive) To allow gases to escape from (a sealed space, container, etc.).
- (medicine, colloquial) To ventilate; to use a ventilator; to use ventilation.
- (transitive) To determine the sex of (a chick) by opening up the anal vent or cloaca.
- give expression or utterance to
- expose to cool or cold air so as to cool or freshen
noun
- (optics) Initialism of angular aperture.
- Initialism of affirmative action.
- (pathology) Initialism of alopecia areata.
- (chemistry) Initialism of antioxidant activity.
- (chemistry) Initialism of atomic absorption.
- (insurance) Initialism of appointed actuary.
- Initialism of approximate absolute.
- (pathology) Initialism of aplastic anemia.
- Initialism of airman apprentice.
- (finance) Initialism of account aggregator.
- (politics) Initialism of Association Agreement: a treaty between the European Union, its member states and a non-EU country that creates a framework for cooperation between them.
- (organic chemistry, medicine) Initialism of amyloid A.
- (psychology) Initialism of achievement age.
- (biochemistry, medicine) Initialism of antiandrogen.
- (pathology) Initialism of aortic aneurysm.
- Initialism of Asian American.
- (statistics) Initialism of arithmetic average.
- Initialism of adoption agency.
- (organic chemistry) Initialism of ascorbic acid.
- (anatomy) Initialism of aortic arch.
- Initialism of athletic association.
- Initialism of African-American.
- (seduction community) Initialism of approach anxiety.
- (education) Initialism of Associate in Arts or Associate of Arts.
- (organic chemistry) Initialism of acetic acid.
- Initialism of air armament.
- (medicine) Initialism of arytenoid adduction.
- (organic chemistry) Initialism of amino acid.
- (organic chemistry) Initialism of acrylic acid.
- Initialism of appropriate authority.
- Initialism of acting appointment.
- (chemistry, engineering) Initialism of activated alumina.
- Initialism of aircraft artificer.
- (organic chemistry) Initialism of asymmetric aminohydroxylation.
- (medicine) Initialism of arterial aneurysm.
- (pathology) Initialism of acute appendicitis.
- (military) Initialism of avenue of approach.
- (UK, pensions) Initialism of annual allowance.
- Initialism of academic adviser.
- (military) Initialism of anti-aircraft.
- Initialism of absolute alcohol.
- (Hong Kong) Initialism of agent assistant; an assistant of a real estate agent.
- Initialism of associate administrator.
- (anatomy) Initialism of abdominal aorta.
- Initialism of armament artificer.
- (chiefly US, politics) Initialism of administrative assistant.
- An AA battery (energy-storage device).
- (organic chemistry) Initialism of arachidonic acid.
- Initialism of aircraft apprentice.
- (computer graphics) Initialism of antialiasing.
- (biochemistry) Initialism of adrenal androgen.
- (immunology) Initialism of anti-antibody.
- (gymnastics) Abbreviation of all-around.
- A member of Alcoholics Anonymous.
- Initialism of aviation annex.
- (finance) Initialism of against actual.
- (military) Initialism of assembly area.
- (broadcasting) Initialism of average audience.
- Initialism of assistant adjutant.
- (pathology) Initialism of anaplastic astrocytoma.
- (organic chemistry) Initialism of aminoacyl.
- (healthcare) Initialism of anesthesiologist assistant.
- Initialism of author's alteration.
- (medicine) Initialism of anastomotic aneurysm.
- (British English, law) Initialism of appropriate adult.
- (anatomy) Initialism of ascending aorta.
- Initialism of air attaché.
- (biochemistry) Initialism of acetaldehyde adduct.
- (aviation) Initialism of absolute altitude.
- (pathology) Initialism of allergic asthma.
- Initialism of Asian-African.
- (healthcare) Initialism of anesthesia assistant.
- an international organization that provides a support group for persons trying to overcome alcoholism
- an associate degree in arts
adj
name
- Initialism of Acta Astronautica: a scientific journal founded in 1955, covering fields related to the peaceful scientific exploration of space.
- Initialism of Air Almanac, a publication.
- Initialism of Anna's Archive.
- (UK, automotive) Initialism of The Automobile Association: a British motoring association founded in 1905.
- Initialism of The Aluminum Association: a trade association for the aluminum production, fabrication and recycling industries.
- Initialism of Arlington Annex.
- Initialism of Army Act.
- Initialism of Alcoholics Anonymous: a self-supporting organization of alcoholic people.
- Initialism of Alzheimer's Association: an American volunteer health organization focusing on care, support and research for Alzheimer's disease.
- (US, rail transport) Initialism of Ann Arbor Railroad.
- (aviation) Initialism of American Airlines: a major American airline headquartered in Fort Worth, Texas.
- (physics) Initialism of Antiproton Accumulator: an infrastructure connected to the Proton–Antiproton Collider at CERN.
- Initialism of Addicts Anonymous.
- (US, baseball) Double-A: the second-highest level of play in Minor League Baseball after Triple-A (AAA).
- Initialism of Al Ain.
- Initialism of American Anthropologist: the flagship journal of the American Anthropological Association, founded in 1888.
- (aviation) Initialism of Ansett Australia or Ansett Airways.
- Initialism of Academy Awards: a recognition of excellence in cinematic achievements, given annually by the Academy of Motion Picture Arts and Sciences.
- (US, historical, baseball) Initialism of American Association: an American minor league baseball league from 1902 to 1962 and 1969 to 1997.
- (US, historical) Initialism of Amalgamated Association of Iron and Steel Workers.
- (stock ticker symbol) Abbreviation of Alcoa.
- (US, military) USPS military code of Armed Forces – Americas.
- (occult) Alternative form of A∴A∴.
- Initialism of Aluminum America, a corporation.
- (aviation) Initialism of Aerolíneas Argentinas.
verb
noun
- A small aperture through which objects are to be seen, and by which their direction is settled or ascertained.
- (often in the plural) A device used in aiming a projectile, through which the person aiming looks at the intended target.
- (now colloquial) a great deal, a lot; frequently used to intensify a comparative.
- Something seen.
- Mental view; opinion; judgment.
- The act of seeing; perception of objects by the eye; view.
- In a drawing, picture, etc., that part of the surface, as of paper or canvas, which is within the frame or the border or margin. In a frame, the open space, the opening.
- (in the singular) The ability to see.
- (often in the plural) Something worth seeing; a spectacle, either good or bad.
- a range of mental vision
- an instance of visual perception
- a place of interest, especially to visitors
- the range of vision
- the act of looking or seeing or observing
- the ability to see; the visual faculty
- (often followed by ‘of’) a large number or amount or extent
- anything that is seen
verb
- (transitive, intransitive) To observe or aim (at something) using a (gun) sight.
- (transitive) To observe through, or as if through, a sight, to check the elevation, direction, levelness, or other characteristics of, especially when surveying or navigating.
- (transitive) To apply sights to; to adjust the sights of.
- (transitive) To see; to get sight of (something); to register visually.
- catch sight of; to perceive with the eyes
- take aim by looking through the sights of a gun (or other device)
noun
- (optics) An object, usually made of glass, that focuses or defocuses the light that passes through it.
- (by extension, figuratively) A way of looking, literally or figuratively, at something.
- (hydrology) A convex layer of fresh groundwater that floats above the denser saltwater, usually found on small coral or limestone islands and atolls.
- (anatomy) The transparent crystalline structure in the eye.
- (earth science) A body of rock, ice, or water shaped like a convex lens.
- (biology) A genus of the legume family; its bean.
- (programming) A construct used in statically-typed functional programming languages to access nested data structures.
- (geometry) A convex shape bounded by two circular arcs, joined at their endpoints, the corresponding concave shape being a lune.
- A device which focuses or defocuses other waves or radiation, such as microwave radiation, electron beams, sound waves (acoustic lenses), or explosions (explosive lenses).
- (metaphor) a channel through which something can be seen or understood
- a transparent optical device used to converge or diverge transmitted light and to form images
- biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina
- electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
verb
noun
- (optics) The angle of incidence beyond which light traveling through a medium experiences total internal reflection upon encountering a boundary with a less refractive medium.
- (aviation) The angle of attack beyond which an airfoil stalls, experiencing a decrease in lift and increase in drag due to separation of airflow from the upper surface of the airfoil.
- (architecture) The angle beyond which a ramp or a set of stairs is considered uncomfortable or unsafe.
- the smallest angle of incidence for which light is totally reflected
noun
- (optics) a lens that is concave on one side and convex on the other
- (physics) the curved upper surface of a nonturbulent liquid in a vertical tube
- (anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a joint
- (anatomy) Either of two parts of the human knee that provide structural integrity to the knee when it undergoes tension and torsion.
- (optics) A lens which is convex on one side and concave on the other, being crescent-shaped in cross-section.
- A crescent moon, or an object shaped like it.
- The curved surface of liquids in tubes, whether concave or convex, caused by the surface tension of the liquid.
adj
noun
verb
adj
- of or relating to or resembling or constituting a prism
- exhibiting spectral colors formed by refraction of light through a prism
- Separated or distributed by, or as if by, a transparent prism; formed by a prism; varied or brilliant in color.
- Of or pertaining to a prism; having the form of a prism; containing one or more prisms.
noun
- The aperture in a pinhole camera or camera obscura
- (networking) A port left unprotected by a firewall to allow a particular application to gain access to a service.
- A small hole, of a size that could have been made by a pin
- (meteorology) A clipping of pinhole eye, which refers to the compact eye structure associated with intense tropical cyclones.
- a small puncture that might have been made by a pin
verb
verb
- To draw through an eye or aperture.
- To plough into ridges by turning the earth of two furrows together.
- (transitive) To card wool or other fibres.
- simple past of reeve
- simple past of rive
- To twist slightly; to bring together, as slivers of wool or cotton, and twist slightly before spinning.
- (intransitive) To roam, or wander about at random, especially over a wide area.
- To practice robbery on the seas; to voyage about on the seas as a pirate.
- (transitive) To roam or wander through.
- move about aimlessly or without any destination, often in search of food or employment
noun
adj
adv
noun
- A widening of a minor road where it forms a junction with a major road to ensure that the view of traffic on the major road by drivers on the minor road is not obstructed.
- An outward spread of an object such as a bowl or cup.
- The view to the left or right which a driver on a minor road has of traffic on the major road; also, a plan showing this.
- The amount of such a bevel, slant, or slope.
- A bevel, slant, or slope, especially of the frame or jamb of a door or window, by which an opening is made larger at one face of the wall than at the other, or larger at each of the faces than it is between them.
- an outward bevel around a door or window that makes it seem larger
verb
- To have, or lie in, an oblique or slanted position.
- (chiefly architecture) To construct a bevel or slope on (something, such as the frame or jamb of a door or window); to bevel, to slant, to slope.
- (pathology) To dislocate (a body part such as a shoulder bone).
- (transitive, obsolete except Ireland, Lincolnshire, Shropshire) Synonym of spay (“to destroy or remove the ovaries and/or uterus (of a female animal) to prevent pregnancy”).
- To spread, spread apart, or spread out (something); to expand.
- To spread out awkwardly; to sprawl.
- (computing theory) To rearrange (a splay tree) so that a desired element is placed at the root.
- move out of position
- spread open or apart
- turn outward
adj
noun
noun
- Initialism of airborne array aperture.
- Initialism of airport airspace analysis.
- Initialism of Access Approval Authority.
- Initialism of astronaut-actuated abort.
- (organic chemistry) Initialism of aromatic amino acid.
- Initialism of authorization accounting activity; authorized accounting activity.
- Initialism of air avenue of approach.
- Initialism of Acquisition Approval Authority.
- Initialism of allocations, assessments, and analysis.
- Initialism of angle angle angle, a geometric proof.
- Initialism of arrival and assembly area.
- Initialism of aircraft alert area.
- Initialism of authentication, authorization and accounting.
- Initialism of aerospace engineering, applied mechanics, and aviation.
- Initialism of automated airlift analysis.
- (psychology) Initialism of animal-assisted activity.
- Initialism of AEGIS acquisition agent.
- (military) Initialism of anti-aircraft artillery.
- Initialism of adaptive array antenna.
- Initialism of alternate assembly area.
- (medicine) Initialism of abdominal aortic aneurysm.
- Initialism of attitude, awareness and accountability, a ski safety program.
- Initialism of adult album alternative.
- Initialism of accumulated adjustments account, in US Federal Income Tax.
- Initialism of airborne assault area.
- Initialism of advanced acoustic array.
- Initialism of administration, authorization, and authentication, in software security.
- an aneurysm of the abdominal aorta associated with old age and hypertension
name
- (US) Initialism of American Anthropological Association.
- Initialism of Agricultural Adjustment Association.
- Initialism of Access All Areas, Sony music project.
- Initialism of American Arbitration Association.
- (England) Initialism of Amateur Athletic Association of England.
- Initialism of American Airship Association.
- (US, historical, law) Initialism of Agricultural Adjustment Administration.
- Initialism of Allegheny Airlines.
- Initialism of Argentine Anticommunist Alliance.
- Initialism of Archives of American Art.
- (US, automotive) Initialism of American Automobile Association.
- (historical) Initialism of American Academy of Allergy; now the AAAAI.
- Initialism of Army Athletic Association.
- Initialism of Abortion Assistance Association.
- Initialism of ANSI Artists of America.
- Initialism of Allied Artists of America.
- (US, historical) Initialism of Actors and Artistes of America; now the AAAA or 4As.
- Initialism of Association of Accounting Administrators.
- Initialism of American Accounting Association.
- Initialism of Appraisers Association of America.
- Initialism of Agricultural Aviation Association.
- Initialism of Armenian Assembly of America.
- Initialism of American Association for Anatomy.
- Initialism of All American Aviation.
- Initialism of American Academy of Advertising.
- Initialism of American Abstract Artists.
- Initialism of American Accordionists' Association.
- Initialism of American Astronomers Association.
- Initialism of Associated Agents of America.
- Initialism of American Academy of Actuaries.
- Initialism of American Australian Association.
- Initialism of American Ambulance Association.
- Initialism of American Antarctic Association.
- (US, historical, law) Initialism of Agricultural Adjustment Act.
- (Australia, automotive) Initialism of Australian Automobile Association.
- Initialism of Association of Average Adjusters.
- Initialism of Antique Airplane Association.
- Initialism of Area-Agency on Aging.
- (UK, art, historical) Initialism of Allied Artists Association.
phrase
symbol
- A very narrow shoe size.
- (sports, Canada, US) The highest level of minor league baseball, often used by extension in other sports to indicate the highest level of minor league play in that sport as well.
- (video games) high-quality video game expected to sell well, typically with a large development budget.
- (finance) The highest credit rating given by debt analysis agencies such as Standard & Poor's, Moody's, and A.M. Best.
adj
- (optics) Of an instrument, capable of great magnification.
- (weaponry) Of a weapon, of a caliber or power that exceeds the typical threshold.
- Vigorous and energetic.
- Possessing great physical or political power.
- (used of microscopes) capable of a high degree of magnification
- vigorously energetic or forceful
noun
- (photography) The largest size of the lens opening at which a lens can be used.
- (mathematics, physics) The rate of motion or action, specifically the magnitude of the velocity; the rate distance is traversed in a given time.
- The state of moving quickly or the capacity for rapid motion.
- (slang) Personal preference.
- (photography) The sensitivity to light of film, plates or sensor.
- (finance, uncountable) A third-order measure of derivative price sensitivity, expressed as the rate of change of gamma with respect to changes in the underlying asset price.
- (photography) The ratio of the focal length to the diameter of a photographic objective.
- (slang, uncountable) Amphetamine or any amphetamine-based drug (especially methamphetamine) used as a stimulant, especially illegally.
- (photography) The duration of exposure, the time during which a camera shutter is open (shutter speed).
- a rate (usually rapid) at which something happens
- the ratio of the focal length to the diameter of a (camera) lens system
- changing location rapidly
- a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
- distance travelled per unit time
intj
verb
- To cause to make haste; to dispatch with celerity; to drive at full speed; hence, to hasten; to hurry.
- (intransitive, slang) To be under the influence of stimulant drugs, especially amphetamines.
- (transitive) To increase the rate at which something occurs.
- To hasten to a conclusion; to expedite.
- (intransitive) To go fast.
- (intransitive) To exceed the speed limit.
- travel at an excessive or illegal velocity
- cause to move faster
- move faster
- move hurridly
- move very fast
noun
- (optics) A focus; a point at which rays of light or other radiation converge.
- (art) A feature that attracts particular attention.
- (game theory) A solution that people will tend to use in the absence of communication, because it seems natural, special, or relevant.
- The centre of any activity.
- a point of convergence of light (or other radiation) or a point from which it diverges
- a central point or locus of an infection in an organism
- the concentration of attention or energy on something
noun
adj
verb
noun
- A narrow beam or patch of light admitted by such an opening.
- Alternative letter-case form of Chink.
- (figuratively) A vulnerability or flaw in a protection system or in any otherwise formidable system.
- Alternative form of kink (“gasp for breath”).
- A chip or dent in something metallic.
- (countable) A slight sound as of metal objects touching each other; a clink.
- A narrow opening such as a fissure or crack.
- a short light metallic sound
- a narrow opening as e.g. between planks in a wall
- (ethnic slur) offensive term for a person of Chinese descent
verb
- (transitive) To cause to make a sharp metallic sound, as coins, small pieces of metal, etc., by bringing them into collision with each other.
- (transitive) To fill an opening such as the space between logs in a log house with chinking; to caulk.
- Alternative form of kink (“gasp for breath”).
- (transitive) To cause to open in cracks or fissures.
- (intransitive) To crack; to open.
- (intransitive) To make a slight sound like that of metal objects touching.
- fill the chinks of, as with caulking
- make or emit a high sound
- make cracks or chinks in
noun
- (optics) Synonym of etendue.
- (government, US) The act of an authorized representative of the government by which the government assents to ownership of existing and identified supplies, or approves specific services rendered, as partial or complete performance of a contract.
- (horse racing, Australia, New Zealand, plural only) A list of horses accepted as starters in a race.
- The state of being accepted.
- (law) An agreeing to the action, proposals, or terms of another by some act which results in the conclusion of a legally binding contract; the reception or taking of a thing bought as that for which it was bought, or as that agreed to be delivered, or the taking of possession of a thing as owner.
- The usual or accepted meaning of a word or expression.
- (uncountable) The act of accepting; the receiving of something offered, with acquiescence, approbation, or satisfaction; especially, favourable reception; approval.
- Belief in something; agreement, assent.
- (business, finance) An assent and engagement by the person on whom a bill of exchange is drawn, to pay it when due according to the terms of the acceptance; the bill of exchange itself when accepted.
- (countable) An instance of that act.
- the state of being acceptable and accepted
- a disposition to tolerate or accept people or situations
- the mental attitude that something is believable and should be accepted as true
- a time draft drawn on and accepted by a bank
- the act of accepting with approval; favorable reception
- the act of taking something that is offered
- (contract law) words signifying consent to the terms of an offer (thereby creating a contract)
noun
- (optics) Synonym of etendue.
- (operations) The rate of production; the rate at which something can be processed.
- (networking) The rate at which data is transferred through a system.
- output relative to input; the amount passing through a system from input to output (especially of a computer program over a period of time)
verb
- (ambitransitive) To slide or pass one within another, after the manner of the sections of a small telescope or spyglass.
- (ambitransitive, mathematics, of a series) To collapse, via cancellation.
- (ambitransitive) To extend or contract in the manner of a telescope.
- (intransitive) To come into collision, as railway cars, in such a manner that one runs into another.
- make smaller or shorter
- crush together or collapse
noun
- (television) A retractable tubular support for lights.
- A kind of goldfish with protruding eyes, first bred in China.
- Any instrument used in astronomy for observing distant objects (such as a radio telescope).
- A monocular optical instrument that magnifies distant objects, especially in astronomy.
- a magnifier of images of distant objects
noun
- lens used to concentrate light on an object
- an apparatus that converts vapor into liquid
- an electrical device characterized by its capacity to store an electric charge
- a hollow coil that condenses by abstracting heat
- (process engineering) A device designed to condense a gas into a liquid, either as part of a still, steam engine, refrigerator or similar machine.
- (electronics, chiefly historical or in compound terms) A capacitor.
- (optics) A lens (or combination of lenses) designed to gather light and focus it onto a specimen or part of a mechanism.
- A dental instrument used to pack filling into a cavity in a tooth.
noun
- (optics, photography) A thin opaque structure with a central aperture, used to limit the passage of light into a camera or similar device.
- (chemistry) A permeable or semipermeable membrane.
- A contraceptive device consisting of a flexible cup, used to cover the cervix during intercourse.
- (anatomy) In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs.
- (mechanics) A flexible membrane separating two chambers and fixed around its periphery that distends into one or other chamber as the difference in the pressure in the chambers varies.
- (anatomy) Any of various membranes or sheets of muscle or ligament which separate one cavity from another.
- (acoustics) In a speaker, the thin, semi-rigid membrane which vibrates to produce sound.
- (construction) A floor slab, metal wall panel, roof panel or the like, having a sufficiently large in-plane shear stiffness and sufficient strength to transmit horizontal forces to resisting systems.
- electro-acoustic transducer that vibrates to receive or produce sound waves
- a mechanical device in a camera that controls size of aperture of the lens
- a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix
- (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
verb
noun
- A lens that enlarges the field of vision.
- (music) A portable encasement that houses a large speaker, used to amplify voices and musical instruments at live performances.
- (electronics) An appliance or circuit that increases the strength of a weak electrical signal without changing the other characteristics of the signal.
- Anything that amplifies, or makes something larger or more intense.
- (linguistics) An adverb that adds intensity, such as "really" or "totally".
- electronic equipment that increases strength of signals passing through it
noun
- the act of expanding an aperture
- a lengthy discussion (spoken or written) on a particular topic
- The act of dilating.
- State of being dilated; expansion; dilatation.
- (mathematics) In morphology, a basic operation (denoted ⊕) that usually uses a structuring element for probing and expanding the shapes contained in the input image.
noun
- A small aperture.
- (medicine, colloquial) Clipping of ventilation or ventilator.
- The excretory opening of lower orders of vertebrates; cloaca.
- The opening at the breech of a firearm, through which fire is communicated to the powder of the charge.
- Emission; escape; passage to notice or expression; publication; utterance.
- Ventriloquism.
- In steam boilers, a sectional area of the passage for gases divided by the length of the same passage in feet.
- A slit in the seam of a garment.
- A rant; a long session of expressing verbal frustration.
- An opening in a volcano from which lava or gas flows.
- An opening through which gases, especially air, can pass.
- Opportunity of escape or passage from confinement or privacy; outlet.
- external opening of urinary or genital system of a lower vertebrate
- a hole for the escape of gas or air
- a slit in a garment (as in the back seam of a jacket)
- activity that frees or expresses creative energy or emotion
- a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
verb
- (transitive, intransitive) To express a strong emotion.
- (transitive) To allow to escape through a vent.
- To snuff; to breathe or puff out; to snort.
- To sell; to vend.
- (intransitive, video games, slang) To use a vent in the video game Among Us. [with to ‘to go (somewhere)’]
- (intransitive) To allow gases to escape.
- (transitive) To allow gases to escape from (a sealed space, container, etc.).
- (medicine, colloquial) To ventilate; to use a ventilator; to use ventilation.
- (transitive) To determine the sex of (a chick) by opening up the anal vent or cloaca.
- give expression or utterance to
- expose to cool or cold air so as to cool or freshen
noun
- (optics) Initialism of angular aperture.
- Initialism of affirmative action.
- (pathology) Initialism of alopecia areata.
- (chemistry) Initialism of antioxidant activity.
- (chemistry) Initialism of atomic absorption.
- (insurance) Initialism of appointed actuary.
- Initialism of approximate absolute.
- (pathology) Initialism of aplastic anemia.
- Initialism of airman apprentice.
- (finance) Initialism of account aggregator.
- (politics) Initialism of Association Agreement: a treaty between the European Union, its member states and a non-EU country that creates a framework for cooperation between them.
- (organic chemistry, medicine) Initialism of amyloid A.
- (psychology) Initialism of achievement age.
- (biochemistry, medicine) Initialism of antiandrogen.
- (pathology) Initialism of aortic aneurysm.
- Initialism of Asian American.
- (statistics) Initialism of arithmetic average.
- Initialism of adoption agency.
- (organic chemistry) Initialism of ascorbic acid.
- (anatomy) Initialism of aortic arch.
- Initialism of athletic association.
- Initialism of African-American.
- (seduction community) Initialism of approach anxiety.
- (education) Initialism of Associate in Arts or Associate of Arts.
- (organic chemistry) Initialism of acetic acid.
- Initialism of air armament.
- (medicine) Initialism of arytenoid adduction.
- (organic chemistry) Initialism of amino acid.
- (organic chemistry) Initialism of acrylic acid.
- Initialism of appropriate authority.
- Initialism of acting appointment.
- (chemistry, engineering) Initialism of activated alumina.
- Initialism of aircraft artificer.
- (organic chemistry) Initialism of asymmetric aminohydroxylation.
- (medicine) Initialism of arterial aneurysm.
- (pathology) Initialism of acute appendicitis.
- (military) Initialism of avenue of approach.
- (UK, pensions) Initialism of annual allowance.
- Initialism of academic adviser.
- (military) Initialism of anti-aircraft.
- Initialism of absolute alcohol.
- (Hong Kong) Initialism of agent assistant; an assistant of a real estate agent.
- Initialism of associate administrator.
- (anatomy) Initialism of abdominal aorta.
- Initialism of armament artificer.
- (chiefly US, politics) Initialism of administrative assistant.
- An AA battery (energy-storage device).
- (organic chemistry) Initialism of arachidonic acid.
- Initialism of aircraft apprentice.
- (computer graphics) Initialism of antialiasing.
- (biochemistry) Initialism of adrenal androgen.
- (immunology) Initialism of anti-antibody.
- (gymnastics) Abbreviation of all-around.
- A member of Alcoholics Anonymous.
- Initialism of aviation annex.
- (finance) Initialism of against actual.
- (military) Initialism of assembly area.
- (broadcasting) Initialism of average audience.
- Initialism of assistant adjutant.
- (pathology) Initialism of anaplastic astrocytoma.
- (organic chemistry) Initialism of aminoacyl.
- (healthcare) Initialism of anesthesiologist assistant.
- Initialism of author's alteration.
- (medicine) Initialism of anastomotic aneurysm.
- (British English, law) Initialism of appropriate adult.
- (anatomy) Initialism of ascending aorta.
- Initialism of air attaché.
- (biochemistry) Initialism of acetaldehyde adduct.
- (aviation) Initialism of absolute altitude.
- (pathology) Initialism of allergic asthma.
- Initialism of Asian-African.
- (healthcare) Initialism of anesthesia assistant.
- an international organization that provides a support group for persons trying to overcome alcoholism
- an associate degree in arts
adj
name
- Initialism of Acta Astronautica: a scientific journal founded in 1955, covering fields related to the peaceful scientific exploration of space.
- Initialism of Air Almanac, a publication.
- Initialism of Anna's Archive.
- (UK, automotive) Initialism of The Automobile Association: a British motoring association founded in 1905.
- Initialism of The Aluminum Association: a trade association for the aluminum production, fabrication and recycling industries.
- Initialism of Arlington Annex.
- Initialism of Army Act.
- Initialism of Alcoholics Anonymous: a self-supporting organization of alcoholic people.
- Initialism of Alzheimer's Association: an American volunteer health organization focusing on care, support and research for Alzheimer's disease.
- (US, rail transport) Initialism of Ann Arbor Railroad.
- (aviation) Initialism of American Airlines: a major American airline headquartered in Fort Worth, Texas.
- (physics) Initialism of Antiproton Accumulator: an infrastructure connected to the Proton–Antiproton Collider at CERN.
- Initialism of Addicts Anonymous.
- (US, baseball) Double-A: the second-highest level of play in Minor League Baseball after Triple-A (AAA).
- Initialism of Al Ain.
- Initialism of American Anthropologist: the flagship journal of the American Anthropological Association, founded in 1888.
- (aviation) Initialism of Ansett Australia or Ansett Airways.
- Initialism of Academy Awards: a recognition of excellence in cinematic achievements, given annually by the Academy of Motion Picture Arts and Sciences.
- (US, historical, baseball) Initialism of American Association: an American minor league baseball league from 1902 to 1962 and 1969 to 1997.
- (US, historical) Initialism of Amalgamated Association of Iron and Steel Workers.
- (stock ticker symbol) Abbreviation of Alcoa.
- (US, military) USPS military code of Armed Forces – Americas.
- (occult) Alternative form of A∴A∴.
- Initialism of Aluminum America, a corporation.
- (aviation) Initialism of Aerolíneas Argentinas.
verb
noun
- A small aperture through which objects are to be seen, and by which their direction is settled or ascertained.
- (often in the plural) A device used in aiming a projectile, through which the person aiming looks at the intended target.
- (now colloquial) a great deal, a lot; frequently used to intensify a comparative.
- Something seen.
- Mental view; opinion; judgment.
- The act of seeing; perception of objects by the eye; view.
- In a drawing, picture, etc., that part of the surface, as of paper or canvas, which is within the frame or the border or margin. In a frame, the open space, the opening.
- (in the singular) The ability to see.
- (often in the plural) Something worth seeing; a spectacle, either good or bad.
- a range of mental vision
- an instance of visual perception
- a place of interest, especially to visitors
- the range of vision
- the act of looking or seeing or observing
- the ability to see; the visual faculty
- (often followed by ‘of’) a large number or amount or extent
- anything that is seen
verb
- (transitive, intransitive) To observe or aim (at something) using a (gun) sight.
- (transitive) To observe through, or as if through, a sight, to check the elevation, direction, levelness, or other characteristics of, especially when surveying or navigating.
- (transitive) To apply sights to; to adjust the sights of.
- (transitive) To see; to get sight of (something); to register visually.
- catch sight of; to perceive with the eyes
- take aim by looking through the sights of a gun (or other device)
noun
- (optics) An object, usually made of glass, that focuses or defocuses the light that passes through it.
- (by extension, figuratively) A way of looking, literally or figuratively, at something.
- (hydrology) A convex layer of fresh groundwater that floats above the denser saltwater, usually found on small coral or limestone islands and atolls.
- (anatomy) The transparent crystalline structure in the eye.
- (earth science) A body of rock, ice, or water shaped like a convex lens.
- (biology) A genus of the legume family; its bean.
- (programming) A construct used in statically-typed functional programming languages to access nested data structures.
- (geometry) A convex shape bounded by two circular arcs, joined at their endpoints, the corresponding concave shape being a lune.
- A device which focuses or defocuses other waves or radiation, such as microwave radiation, electron beams, sound waves (acoustic lenses), or explosions (explosive lenses).
- (metaphor) a channel through which something can be seen or understood
- a transparent optical device used to converge or diverge transmitted light and to form images
- biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina
- electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
verb
noun
- (optics) The angle of incidence beyond which light traveling through a medium experiences total internal reflection upon encountering a boundary with a less refractive medium.
- (aviation) The angle of attack beyond which an airfoil stalls, experiencing a decrease in lift and increase in drag due to separation of airflow from the upper surface of the airfoil.
- (architecture) The angle beyond which a ramp or a set of stairs is considered uncomfortable or unsafe.
- the smallest angle of incidence for which light is totally reflected
noun
- (optics) a lens that is concave on one side and convex on the other
- (physics) the curved upper surface of a nonturbulent liquid in a vertical tube
- (anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a joint
- (anatomy) Either of two parts of the human knee that provide structural integrity to the knee when it undergoes tension and torsion.
- (optics) A lens which is convex on one side and concave on the other, being crescent-shaped in cross-section.
- A crescent moon, or an object shaped like it.
- The curved surface of liquids in tubes, whether concave or convex, caused by the surface tension of the liquid.
noun
- The aperture in a pinhole camera or camera obscura
- (networking) A port left unprotected by a firewall to allow a particular application to gain access to a service.
- A small hole, of a size that could have been made by a pin
- (meteorology) A clipping of pinhole eye, which refers to the compact eye structure associated with intense tropical cyclones.
- a small puncture that might have been made by a pin
verb
noun
- Initialism of airborne array aperture.
- Initialism of airport airspace analysis.
- Initialism of Access Approval Authority.
- Initialism of astronaut-actuated abort.
- (organic chemistry) Initialism of aromatic amino acid.
- Initialism of authorization accounting activity; authorized accounting activity.
- Initialism of air avenue of approach.
- Initialism of Acquisition Approval Authority.
- Initialism of allocations, assessments, and analysis.
- Initialism of angle angle angle, a geometric proof.
- Initialism of arrival and assembly area.
- Initialism of aircraft alert area.
- Initialism of authentication, authorization and accounting.
- Initialism of aerospace engineering, applied mechanics, and aviation.
- Initialism of automated airlift analysis.
- (psychology) Initialism of animal-assisted activity.
- Initialism of AEGIS acquisition agent.
- (military) Initialism of anti-aircraft artillery.
- Initialism of adaptive array antenna.
- Initialism of alternate assembly area.
- (medicine) Initialism of abdominal aortic aneurysm.
- Initialism of attitude, awareness and accountability, a ski safety program.
- Initialism of adult album alternative.
- Initialism of accumulated adjustments account, in US Federal Income Tax.
- Initialism of airborne assault area.
- Initialism of advanced acoustic array.
- Initialism of administration, authorization, and authentication, in software security.
- an aneurysm of the abdominal aorta associated with old age and hypertension
name
- (US) Initialism of American Anthropological Association.
- Initialism of Agricultural Adjustment Association.
- Initialism of Access All Areas, Sony music project.
- Initialism of American Arbitration Association.
- (England) Initialism of Amateur Athletic Association of England.
- Initialism of American Airship Association.
- (US, historical, law) Initialism of Agricultural Adjustment Administration.
- Initialism of Allegheny Airlines.
- Initialism of Argentine Anticommunist Alliance.
- Initialism of Archives of American Art.
- (US, automotive) Initialism of American Automobile Association.
- (historical) Initialism of American Academy of Allergy; now the AAAAI.
- Initialism of Army Athletic Association.
- Initialism of Abortion Assistance Association.
- Initialism of ANSI Artists of America.
- Initialism of Allied Artists of America.
- (US, historical) Initialism of Actors and Artistes of America; now the AAAA or 4As.
- Initialism of Association of Accounting Administrators.
- Initialism of American Accounting Association.
- Initialism of Appraisers Association of America.
- Initialism of Agricultural Aviation Association.
- Initialism of Armenian Assembly of America.
- Initialism of American Association for Anatomy.
- Initialism of All American Aviation.
- Initialism of American Academy of Advertising.
- Initialism of American Abstract Artists.
- Initialism of American Accordionists' Association.
- Initialism of American Astronomers Association.
- Initialism of Associated Agents of America.
- Initialism of American Academy of Actuaries.
- Initialism of American Australian Association.
- Initialism of American Ambulance Association.
- Initialism of American Antarctic Association.
- (US, historical, law) Initialism of Agricultural Adjustment Act.
- (Australia, automotive) Initialism of Australian Automobile Association.
- Initialism of Association of Average Adjusters.
- Initialism of Antique Airplane Association.
- Initialism of Area-Agency on Aging.
- (UK, art, historical) Initialism of Allied Artists Association.
phrase
symbol
- A very narrow shoe size.
- (sports, Canada, US) The highest level of minor league baseball, often used by extension in other sports to indicate the highest level of minor league play in that sport as well.
- (video games) high-quality video game expected to sell well, typically with a large development budget.
- (finance) The highest credit rating given by debt analysis agencies such as Standard & Poor's, Moody's, and A.M. Best.
noun
- (photography) The largest size of the lens opening at which a lens can be used.
- (mathematics, physics) The rate of motion or action, specifically the magnitude of the velocity; the rate distance is traversed in a given time.
- The state of moving quickly or the capacity for rapid motion.
- (slang) Personal preference.
- (photography) The sensitivity to light of film, plates or sensor.
- (finance, uncountable) A third-order measure of derivative price sensitivity, expressed as the rate of change of gamma with respect to changes in the underlying asset price.
- (photography) The ratio of the focal length to the diameter of a photographic objective.
- (slang, uncountable) Amphetamine or any amphetamine-based drug (especially methamphetamine) used as a stimulant, especially illegally.
- (photography) The duration of exposure, the time during which a camera shutter is open (shutter speed).
- a rate (usually rapid) at which something happens
- the ratio of the focal length to the diameter of a (camera) lens system
- changing location rapidly
- a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
- distance travelled per unit time
intj
verb
- To cause to make haste; to dispatch with celerity; to drive at full speed; hence, to hasten; to hurry.
- (intransitive, slang) To be under the influence of stimulant drugs, especially amphetamines.
- (transitive) To increase the rate at which something occurs.
- To hasten to a conclusion; to expedite.
- (intransitive) To go fast.
- (intransitive) To exceed the speed limit.
- travel at an excessive or illegal velocity
- cause to move faster
- move faster
- move hurridly
- move very fast
noun
- (optics) A focus; a point at which rays of light or other radiation converge.
- (art) A feature that attracts particular attention.
- (game theory) A solution that people will tend to use in the absence of communication, because it seems natural, special, or relevant.
- The centre of any activity.
- a point of convergence of light (or other radiation) or a point from which it diverges
- a central point or locus of an infection in an organism
- the concentration of attention or energy on something
noun
adj
verb
noun
- A narrow beam or patch of light admitted by such an opening.
- Alternative letter-case form of Chink.
- (figuratively) A vulnerability or flaw in a protection system or in any otherwise formidable system.
- Alternative form of kink (“gasp for breath”).
- A chip or dent in something metallic.
- (countable) A slight sound as of metal objects touching each other; a clink.
- A narrow opening such as a fissure or crack.
- a short light metallic sound
- a narrow opening as e.g. between planks in a wall
- (ethnic slur) offensive term for a person of Chinese descent
verb
- (transitive) To cause to make a sharp metallic sound, as coins, small pieces of metal, etc., by bringing them into collision with each other.
- (transitive) To fill an opening such as the space between logs in a log house with chinking; to caulk.
- Alternative form of kink (“gasp for breath”).
- (transitive) To cause to open in cracks or fissures.
- (intransitive) To crack; to open.
- (intransitive) To make a slight sound like that of metal objects touching.
- fill the chinks of, as with caulking
- make or emit a high sound
- make cracks or chinks in
noun
- (optics) Synonym of etendue.
- (government, US) The act of an authorized representative of the government by which the government assents to ownership of existing and identified supplies, or approves specific services rendered, as partial or complete performance of a contract.
- (horse racing, Australia, New Zealand, plural only) A list of horses accepted as starters in a race.
- The state of being accepted.
- (law) An agreeing to the action, proposals, or terms of another by some act which results in the conclusion of a legally binding contract; the reception or taking of a thing bought as that for which it was bought, or as that agreed to be delivered, or the taking of possession of a thing as owner.
- The usual or accepted meaning of a word or expression.
- (uncountable) The act of accepting; the receiving of something offered, with acquiescence, approbation, or satisfaction; especially, favourable reception; approval.
- Belief in something; agreement, assent.
- (business, finance) An assent and engagement by the person on whom a bill of exchange is drawn, to pay it when due according to the terms of the acceptance; the bill of exchange itself when accepted.
- (countable) An instance of that act.
- the state of being acceptable and accepted
- a disposition to tolerate or accept people or situations
- the mental attitude that something is believable and should be accepted as true
- a time draft drawn on and accepted by a bank
- the act of accepting with approval; favorable reception
- the act of taking something that is offered
- (contract law) words signifying consent to the terms of an offer (thereby creating a contract)
noun
- (optics) Synonym of etendue.
- (operations) The rate of production; the rate at which something can be processed.
- (networking) The rate at which data is transferred through a system.
- output relative to input; the amount passing through a system from input to output (especially of a computer program over a period of time)
noun
- lens used to concentrate light on an object
- an apparatus that converts vapor into liquid
- an electrical device characterized by its capacity to store an electric charge
- a hollow coil that condenses by abstracting heat
- (process engineering) A device designed to condense a gas into a liquid, either as part of a still, steam engine, refrigerator or similar machine.
- (electronics, chiefly historical or in compound terms) A capacitor.
- (optics) A lens (or combination of lenses) designed to gather light and focus it onto a specimen or part of a mechanism.
- A dental instrument used to pack filling into a cavity in a tooth.
noun
- (optics, photography) A thin opaque structure with a central aperture, used to limit the passage of light into a camera or similar device.
- (chemistry) A permeable or semipermeable membrane.
- A contraceptive device consisting of a flexible cup, used to cover the cervix during intercourse.
- (anatomy) In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs.
- (mechanics) A flexible membrane separating two chambers and fixed around its periphery that distends into one or other chamber as the difference in the pressure in the chambers varies.
- (anatomy) Any of various membranes or sheets of muscle or ligament which separate one cavity from another.
- (acoustics) In a speaker, the thin, semi-rigid membrane which vibrates to produce sound.
- (construction) A floor slab, metal wall panel, roof panel or the like, having a sufficiently large in-plane shear stiffness and sufficient strength to transmit horizontal forces to resisting systems.
- electro-acoustic transducer that vibrates to receive or produce sound waves
- a mechanical device in a camera that controls size of aperture of the lens
- a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix
- (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
verb
noun
- A lens that enlarges the field of vision.
- (music) A portable encasement that houses a large speaker, used to amplify voices and musical instruments at live performances.
- (electronics) An appliance or circuit that increases the strength of a weak electrical signal without changing the other characteristics of the signal.
- Anything that amplifies, or makes something larger or more intense.
- (linguistics) An adverb that adds intensity, such as "really" or "totally".
- electronic equipment that increases strength of signals passing through it
verb
noun
- (photography, cinematography) A diaphragm used to regulate the size of a hole, especially as a way of controlling the amount of light reaching a lens.
- (electronics) A constricted opening in the path inside a waveguide, used to form a resonator.
- (zoology) The inner circle of an oscillated color spot.
- (poetic) A rainbow, or other colourful refraction of light.
- (anatomy) The contractile membrane perforated by the pupil, which adjusts to control the amount of light reaching the retina, and which forms the colored portion of the eye (See Iris (anatomy) on Wikipedia.Wikipedia).
- (botany) A plant of the genus Iris, common in the northern hemisphere, and generally having attractive blooms (See Iris (plant) on Wikipedia.Wikipedia).
- diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening
- plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
- muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye
verb
- To draw through an eye or aperture.
- To plough into ridges by turning the earth of two furrows together.
- (transitive) To card wool or other fibres.
- simple past of reeve
- simple past of rive
- To twist slightly; to bring together, as slivers of wool or cotton, and twist slightly before spinning.
- (intransitive) To roam, or wander about at random, especially over a wide area.
- To practice robbery on the seas; to voyage about on the seas as a pirate.
- (transitive) To roam or wander through.
- move about aimlessly or without any destination, often in search of food or employment
noun
verb
- (ambitransitive) To slide or pass one within another, after the manner of the sections of a small telescope or spyglass.
- (ambitransitive, mathematics, of a series) To collapse, via cancellation.
- (ambitransitive) To extend or contract in the manner of a telescope.
- (intransitive) To come into collision, as railway cars, in such a manner that one runs into another.
- make smaller or shorter
- crush together or collapse
noun
- (television) A retractable tubular support for lights.
- A kind of goldfish with protruding eyes, first bred in China.
- Any instrument used in astronomy for observing distant objects (such as a radio telescope).
- A monocular optical instrument that magnifies distant objects, especially in astronomy.
- a magnifier of images of distant objects
adj
noun
verb
adj
- of or relating to or resembling or constituting a prism
- exhibiting spectral colors formed by refraction of light through a prism
- Separated or distributed by, or as if by, a transparent prism; formed by a prism; varied or brilliant in color.
- Of or pertaining to a prism; having the form of a prism; containing one or more prisms.
adj
adv
noun
- A widening of a minor road where it forms a junction with a major road to ensure that the view of traffic on the major road by drivers on the minor road is not obstructed.
- An outward spread of an object such as a bowl or cup.
- The view to the left or right which a driver on a minor road has of traffic on the major road; also, a plan showing this.
- The amount of such a bevel, slant, or slope.
- A bevel, slant, or slope, especially of the frame or jamb of a door or window, by which an opening is made larger at one face of the wall than at the other, or larger at each of the faces than it is between them.
- an outward bevel around a door or window that makes it seem larger
verb
- To have, or lie in, an oblique or slanted position.
- (chiefly architecture) To construct a bevel or slope on (something, such as the frame or jamb of a door or window); to bevel, to slant, to slope.
- (pathology) To dislocate (a body part such as a shoulder bone).
- (transitive, obsolete except Ireland, Lincolnshire, Shropshire) Synonym of spay (“to destroy or remove the ovaries and/or uterus (of a female animal) to prevent pregnancy”).
- To spread, spread apart, or spread out (something); to expand.
- To spread out awkwardly; to sprawl.
- (computing theory) To rearrange (a splay tree) so that a desired element is placed at the root.
- move out of position
- spread open or apart
- turn outward
adj
noun
adj
- (optics) Of an instrument, capable of great magnification.
- (weaponry) Of a weapon, of a caliber or power that exceeds the typical threshold.
- Vigorous and energetic.
- Possessing great physical or political power.
- (used of microscopes) capable of a high degree of magnification
- vigorously energetic or forceful