photochromic

photochromic
pho·to·chro·mic .fōt-ə-'krō-mik adj
1) capable of changing color on exposure to radiant energy (as light) <eyeglasses with \photochromic lenses>
2) of, relating to, or utilizing the change of color shown by a photochromic substance <a \photochromic process>
pho·to·chro·mism -.miz-əm n
photochromic n a photochromic substance usu. used in pl.

Medical dictionary. 2011.

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  • Photochromic — Pho to*chro mic, Photochromatic Pho to*chro*mat ic, a. Of or pertaining to photochromy; produced by photochromy. [1913 Webster] …   The Collaborative International Dictionary of English

  • photochromic — [fōt΄ō krō′mik] adj. [ PHOTO + CHROMIC] designating or of a material, as certain glass or film, which turns dark when exposed to light and returns to its normal transparency with the removal of the light source photochromism n …   English World dictionary

  • photochromic — adjective Etymology: phot + chrom + 1 ic Date: 1953 1. capable of changing color on exposure to radiant energy (as light) < photochromic glass > 2. of, relating to, or utilizing the change of color shown by a photochromic substance < a… …   New Collegiate Dictionary

  • photochromic — /ˈfoʊtoʊˌkroʊmɪk/ (say fohtoh.krohmik) adjective changing colour; changing the amount of light transmitted with an increase or decrease in the incident light: photochromic spectacles …  

  • Photochromic lens — Photochromic lenses are lenses that darken on exposure to UV radiation. Once the UV is removed (for example by walking indoors), the lenses will gradually return to their clear state. Photochromic lenses may be made of either glass or plastic.… …   Wikipedia

  • photochromic material — fotochrominė medžiaga statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiaga, grįžtamai keičianti regimosios šviesos spektrą veikiant optinei spinduliuotei. atitikmenys: angl. photochromic material vok. photochromisches Material, n… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • photochromic glass — fotochrominis stiklas statusas T sritis chemija apibrėžtis Stiklas, kurio spalva ir skaidris keičiasi kintant apšvietai ir temperatūrai. atitikmenys: angl. photochromic glass rus. фотохромное стекло …   Chemijos terminų aiškinamasis žodynas

  • photochromic material — fotochrominė medžiaga statusas T sritis fizika atitikmenys: angl. photochromic material vok. photochromisches Material, n rus. фотохромический материал, m pranc. substance photochromique, f …   Fizikos terminų žodynas

  • photochromic — photochromism, n. /foh teuh kroh mik/, adj. (of chemically treated glass or plastic) capable of darkening or changing color when exposed to light. [1950 55; PHOTO + CHROM + IC] * * * …   Universalium

  • photochromic — adjective of, related to, or produced by photochromism …   Wiktionary

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