PHOTOCHEMICAL

photochemical

(adjective) of or relating to or produced by the effects of light on chemical systems

Source: WordNet® 3.1

Etymology

Adjective

photochemical (not comparable)

(chemistry) of, relating to, or produced by photochemistry or by photochemical reactions

Source: Wiktionary

Pho`to*chem"ic*al, a. Etym: [Photo- + chemical.] (Chem.)

Definition: Of or pertaining to chemical action of light, or produced by it; as, the photochemical changes of the visual purple of the retina.

Source: Webster’s Unabridged Dictionary 1913 Edition

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