visible radiation

visible radiation

n

(Physics / General Physics) electromagnetic radiation that causes the sensation of sight; light. It has wavelengths between about 380 and 780 nanometres

Thesaurus

Noun

1.

visible radiation - (physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window" light, visible light natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics" actinic radiation, actinic ray - electromagnetic radiation that can produce photochemical reactions light beam, ray, ray of light, beam of light, shaft of light, irradiation, beam, shaft - a column of light (as from a beacon) candle flame, candlelight - the light provided by a burning candle corona - one or more circles of light seen around a luminous object counterglow, gegenschein - a faint spot of light in the night sky that appears directly opposite the position of the sun; a reflection of sunlight by micrometeoric material in space daylight - light during the daytime electromagnetic spectrum - the entire frequency range of electromagnetic waves firelight - the light of a fire (especially in a fireplace) fluorescence - light emitted during absorption of radiation of some other (invisible) wavelength friar's lantern, ignis fatuus, jack-o'-lantern, will-o'-the-wisp - a pale light sometimes seen at night over marshy ground gaslight - light yielded by the combustion of illuminating gas glowing, radiance, glow - the amount of electromagnetic radiation leaving or arriving at a point on a surface glow - a steady even light without flames half-light - a greyish light (as at dawn or dusk or in dim interiors) incandescence, glow - the phenomenon of light emission by a body as its temperature is raised lamplight - light from a lamp luminescence - light not due to incandescence; occurs at low temperatures shooting star, meteor - a streak of light in the sky at night that results when a meteoroid hits the earth's atmosphere and air friction causes the meteoroid to melt or vaporize or explode moonlight, moonshine, Moon - the light of the Moon; "moonlight is the smuggler's enemy"; "the Moon was bright enough to read by" starlight - the light of the stars sunlight, sunshine, sun - the rays of the sun; "the shingles were weathered by the sun and wind" scintillation - (physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle streamer - light that streams; "streamers of flames" torchlight - light from a torch or torches twilight - the diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth