homochromatic
monochromatic
monowavelength
polychromatic
heterochromatic
emission spectrum
absorption band
upscattering
fluorescence
photo-
submillimeter wave radiation
absorption spectrum
infrared
spectroradiometry
microwave
electromagnetic spectrum
roentgen ray
fluoresce
X ray
infrared emission
infrared radiation
X-ray
X-radiation
infrared light
spectrum line
coherent light
photoinitiated
hard
extraspectral
luminesce
radio-frequency
monophoton
ultrashortwave
opacity
black light
band
electromagnetic wave
light spectrum
decametric
light
monophotonic
infrared spectrum
subwavelength
light unit
Rayleigh scattering
redshifted
mediumwave infrared
spectral
wave number
disperse