Actinism Definition
ăktə-nĭzəm
noun
The intrinsic property in radiation that produces photochemical activity.
American Heritage
That property of ultraviolet light, X-rays, or other radiations, by which chemical changes are produced.
Webster's New World
(chemistry, physics) That property of electromagnetic radiation that leads to the production of photochemical effects.
Wiktionary
Origin of Actinism
actin- + -ism
From Wiktionary
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