1) Property 2) Property of radiant energy
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https://www.crosswordclues.com/clue/actinism
Actinism is the property of solar radiation that leads to the production of photochemical and photobiological effects. Actinism is derived from the Greek ακτίς, ακτῖνος (a ray or beam). The word actinism is found, for example, in the terminology of imaging technology (esp. photography), medicine (concerning sunburn), and chemistry (co...
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http://en.wikipedia.org/wiki/Actinism
action of solar radiation causing chemical change
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http://phrontistery.info/a.html
• (n.) The property of radiant energy (found chiefly in solar or electric light) by which chemical changes are produced, as in photography.
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http://thinkexist.com/dictionary/meaning/actinism/
property of optical radiations which enables them to cause chemical changes on certain living or non-living materials
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http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=845-06-02
Ac'tin·ism noun [ Greek ..., ... ray.] The property of radiant energy (found chiefly in solar or electric light) by which chemical changes are produced, as in photography.
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http://www.encyclo.co.uk/webster/A/23
Actinism is the property of those rays of light which produce chemical changes, as in photography, in contradistinction to the light rays and heat rays. The actinic property or force begins among the green rays, is strongest in the violet rays, and extends a long way beyond the visible spectrum.
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http://www.probertencyclopaedia.com/browse/GA.HTM
[
n] - the property of radiation that enables it to produce photochemical effects
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http://www.webdictionary.co.uk/definition.php?query=actinism
noun the property of radiation that enables it to produce photochemical effects
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https://www.encyclo.co.uk/local/20974
the property of radiation by which chemical effects are produced.
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https://www.infoplease.com/dictionary/actinism
No exact match found.
