actinic


ac·tin·ic

adjective \ak-ˈti-nik\

Definition of ACTINIC

:  of, relating to, resulting from, or exhibiting chemical changes produced by radiant energy especially in the visible and ultraviolet parts of the spectrum <actinic light> <actinic keratosis>
ac·tin·i·cal·ly \-ni-k(ə-)lē\ adverb

First Known Use of ACTINIC

1844

ac·tin·ic

adjective \ak-ˈtin-ik\   (Medical Dictionary)

Medical Definition of ACTINIC

: of, relating to, resulting from, or exhibiting chemical changes produced by radiant energy especially in the visible and ultraviolet parts of the spectrum <actinic injury and carcinogenesis—Journal of the American Medical Association> <actinic keratosis>
ac·tin·i·cal·ly \-i-k(ə-)lē\ adverb

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