visible radiation(n = noun.phenomenon) light, visible light - (physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window"
is a kind of actinic radiation, actinic ray
is a part of electromagnetic spectrum
has particulars: beam, beam of light, irradiation, light beam, ray, ray of light, shaft, shaft of light, candle flame, candlelight, corona, counterglow, gegenschein, daylight, firelight, fluorescence, friar's lantern, ignis fatuus, jack-o'-lantern, will-o'-the-wisp, gaslight, glow, glowing, radiance, glow, half-light, glow, incandescence, lamplight, luminescence, meteor, shooting star, moon, moonlight, moonshine, starlight, sun, sunlight, sunshine, scintillation, streamer, torchlight, twilight

acoustic radiation pressure, actinic radiation, adaptive radiation, alpha radiation, background radiation, beta radiation, black-body radiation, blackbody radiation, corpuscular radiation, cosmic background radiation, cosmic microwave background radiation, cosmic radiation, electromagnetic radiation, electron radiation, gamma radiation, infrared radiation, ionizing radiation, neutron radiation, nonparticulate radiation, particulate radiation, planck's radiation law, radiation, radiation diagram, radiation field, radiation pattern, radiation physics, radiation pressure, radiation pyrometer, radiation sickness, radiation syndrome, radiation therapy, radio radiation, solar radiation, ultraviolet radiation, visible, visible balance, visible horizon, visible light, visible spectrum, visible speech