photobeam
high beam
laser
optical maser
Maglite
low beam
chamber lamp
photomotile
shining
shiny
searchlight
phototrigger
chink
dip
dim
telltale
Tyndall effect
flash
mask
block out
sealed beam
sparkling
sunray
twink
self-luminous
shadowing
photoreflectance
sunshaft
shaft
tightbeam
flare
Crookes radiometer
scintillation
twinkle
switchplate
trouble light
parabolic reflector
darkened
pharology
spark
converging lens
convex lens
glint
flicker
incandescent
paraboloid reflector
pencilbeam
beamtrain
photostressed
blinkenlight
photoshock
photocontrol
photoimpedance
ray
phase angle
lintel
beamsome
alight
incidence
photointerrupter
gleaming
candent
reflexion
glow
leak
gleam
foreprism
self-emitting
blackout
irradiant
reflection
stroboscope
reflectivity
optothermal
summertree
dipper
lambency
scintillation counter
transfluorescence
torchlight
illumination unit
photobehavior
photogate
photoexposed
waver
choke out
Wood's lamp
nightlighting
photoscience

English words for 'A beam of light whose interruption triggers a warning or a mechanism (such as a door).'

As you may have noticed, above you will find words for "A beam of light whose interruption triggers a warning or a mechanism (such as a door).". Hover the mouse over the word you'd like to know more about to view its definition. Click search related words by phrase or description. to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.

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