actinism

actinism
/ak"teuh niz'euhm/, n.
the property of radiation by which chemical effects are produced.
[1835-45; ACTIN- + -ISM]

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Universalium. 2010.

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  • Actinism — is a property of radiation (particularly solar radiation) that leads to the production of photochemical effects. Actinism is derived from Greek with the meaning a radiant force . The word actinism seems to be used particularly in terms of imaging …   Wikipedia

  • actinism — actinísm s. n. Trimis de siveco, 10.08.2004. Sursa: Dicţionar ortografic  ACTINÍSM s.n. (fiz.) Proprietate a anumitor raze luminoase de a avea un efect chimic intens. [< fr. actinisme]. Trimis de LauraGellner, 08.10.2004. Sursa: DN  ACTINÍSM …   Dicționar Român

  • Actinism — Ac tin*ism, n. [Gr. ?, ? ray.] The property of radiant energy (found chiefly in solar or electric light) by which chemical changes are produced, as in photography. [1913 Webster] …   The Collaborative International Dictionary of English

  • actinism — [ak′tin iz΄əm] n. [ ACTIN + ISM] that property of ultraviolet light, X rays, or other radiations, by which chemical changes are produced …   English World dictionary

  • actinism — aktiniškumas statusas T sritis chemija apibrėžtis Elektromagnetinės spinduliuotės geba šviesai jautriame fotografinės medžiagos sluoksnyje sukelti fotocheminę reakciją. atitikmenys: angl. actinism rus. актиничность …   Chemijos terminų aiškinamasis žodynas

  • Actinism — Актиничность …   Краткий толковый словарь по полиграфии

  • actinism — ac·ti·nism ak tə .niz əm n the actinic property of radiant energy * * * ac·ti·nism (akґtĭ niz əm) [aktin + ism] the property of radiant energy that produces chemical changes, as in photography or heliotherapy; called also actinicity …   Medical dictionary

  • ACTINISM —    the chemical action of sunlight …   The Nuttall Encyclopaedia

  • actinism — n. element in radiant energy which produces photochemical activity …   English contemporary dictionary

  • actinism — ac·ti·nism …   English syllables

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