photoprotectv.
/ˈfəʊtə(ʊ)prəˌtɛkt/, U.S. /ˈfoʊdəprəˌtɛk(t)/ Biology.
transitive. To protect (living matter) against the harmful effects of light, esp. ultraviolet radiation. Also intransitive. Cf. photoprotection n.
ΘΚΠ
the world > life > biology > biological processes > light-related processes > [verb (transitive)] > other processes
photosynthesize1908
photoreactivate1953
photoprotect1960
photoassimilate1961
photoconvert1962
1960 Radiation Res. 13 521 Kelner,..in his first report of photoreactivation, described attempts to photoprotect Streptomyces griseus spores from killing.
1991 Physiologia Plantarum 83 702 Interspecific differences occur in the ability of plants and algae to produce zeaxanthin under stress conditions, and hence the ability to photoprotect the photosynthetic apparatus..varies.
1999 Dermatol. Times (Nexis) 1 Oct. 18 Vitamin C..may photoprotect against UVR because of its antioxidant and anti-inflammatory properties.
Derivatives
ˈphotoprotected adj.
ΚΠ
1961 Jrnl. Bacteriol. 81 526/1 A sample of the photoprotected cells and a sample of the nonphotoprotected cells were used to determine the X-ray dose-survivor response.
1999 Consultant (Nexis) 1 Apr. 1173 This eruption lasts several weeks and generally spares photoprotected areas such as the upper eyelids and nasolabial folds.
ˈphotoprotecting adj.
ΚΠ
1960 Radiation Res. 13 531 The effect of temperature during illumination with photoprotecting light was studied.
1998 Drug & Cosmetic Industry (Nexis) Sept. 36 It increases the photoprotecting action up to 30%, as determined by the dansyl chloride test.
This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2022).
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v.1960