actinism


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ac·ti·nism

 (ăk′tə-nĭz′əm)
n.
The intrinsic property in radiation that produces photochemical activity.

ac•tin•ism

(ˈæk təˌnɪz əm)

n.
the property of radiation by which chemical effects are produced.
[1835–45; < Greek aktīn-, s. of aktis (see actino-) + -ism]

actinism

the ability of light and heat and other forms of radiant energy to cause chemical changes, as hormonal changes in birds causing them to migrate or brood. — actinic, adj.
See also: Heat
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.actinism - the property of radiation that enables it to produce photochemical effects
property - a basic or essential attribute shared by all members of a class; "a study of the physical properties of atomic particles"
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