radiation actinique

Definitions of radiation actinique
  1. noun
    electromagnetic radiation that can produce photochemical reactions
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    radiation infrarouge
    electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
    lumière, radiations visibles
    (physics) electromagnetic radiation that can produce a visual sensation
    radiation ultraviolette
    radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays
    faisceau lumineux, rayon lumineux
    a column of light (as from a beacon)
    lumière d'une bougie
    the light provided by a burning candle
    météore
    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
    clair de lune
    the light of the Moon
    lumière du soleil
    the rays of the sun
    crépuscule, demi-jour
    the diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth
    type of:
    onde électromagnétique
    radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge
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