actinic /ac·tin·ic/ (ak-tin´ik) producing chemical action; said of rays of light beyond the violet end of the spectrum.
actinic
ac·tin·ic ( k-t n k)adj. Of or relating to the chemically active rays of the electromagnetic spectrum. |
actinic
[aktin′ik]
Etymology: Gk, aktis, ray
pertaining to radiation, such as sunlight or x-rays.
actinic
producing chemical action.
actinic dermatitis
that produced by exposure to actinic radiation, such as that from the sun, ultraviolet waves, or x- or gamma radiation. Called also dermatitis actinica.
actinic radiation
said of rays of light beyond the violet end of the spectrum.
actinic
Pertaining to the chemical activity of radiant energy (especially ultraviolet) on absorption by certain substances. In the eye, the cornea, in particular, but also the lens and retina are most susceptible. See eclipse blindness; solar retinopathy.
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