photoactiveadj.
/ˌfəʊtəʊˈaktɪv/, U.S. /ˌfoʊdoʊˈæktɪv/ Involving or capable of a chemical or physical change in response to illumination.
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the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [adjective] > responding or sensitive to light
photosensitive1886
photoactive1908
photoactivated1926
1908 Physical Rev. 26 541 A study of photo-active effects produced by illuminating one electrode only, no external electromotive force being applied.
1951 Sci. News 22 75 Perhaps indeed the carotenoids were the primaeval photoactive pigments which in the course of evolution of green plants and algae have been functionally although not physically replaced by..chlorophyll.
1975 Nature 10 Apr. 507/2 The properties of an organic photovoltaic cell in which the photoactive material is microcrystalline chlorophyll-a.
1993 Dyes & Pigments 21 11 Photoactive squaraine aggregates are characterized by a broad and panchromatic absorption.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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adj.1908- cushionet
- cushionets
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