actinic

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actinic

[‚ak′tin·ik]
(physics)
Pertaining to electromagnetic radiation capable of initiating photochemical reactions, as in photography or the fading of pigments.

actinic

Pertaining to shortwave electromagnetic radiation capable of initiating photochemical reactions, as in photography or the fading of pigments. Because of the particularly strong action of ultraviolet radiation on photochemical processes, the term has come to be almost synonymous with ultraviolet, as in actinic rays.
References in periodicals archive ?
The majority of squamous cell carcinoma is actinically induced on sun-exposed areas.