photochromicsn.

Brit.

/ˌfəʊtə(ʊ)ˈkrəʊmɪks/, U.S.

/ˌfoʊdəˈkroʊmɪks/,

/ˌfoʊdoʊˈkroʊmɪks/

Origin: Formed within English, by conversion. Etymon: photochromic adj.

Etymology: < photochromic adj.: see -ic suffix 2.

Science.

The branch of technology that deals with photochromic substances and their applications.

ΚΠ

1962 Science 13 Apr. 67/1 Current work encompasses a broad field of activity including..photochromics, advanced electronic systems development, high frequency communications, and operations research studies.

1999 Internat. Symp. Soc. Information Display 144/1 The two variable transmission technologies that are currently investigated by Philips, i.e. photochromics and electrochromics, are discussed.

This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2022).

单词	photochromics
释义	photochromicsn. Brit. /ˌfəʊtə(ʊ)ˈkrəʊmɪks/, U.S. /ˌfoʊdəˈkroʊmɪks/, /ˌfoʊdoʊˈkroʊmɪks/ Origin: Formed within English, by conversion. Etymon: photochromic adj. Etymology: < photochromic adj.: see -ic suffix 2. Science. The branch of technology that deals with photochromic substances and their applications. ΚΠ 1962 Science 13 Apr. 67/1 Current work encompasses a broad field of activity including..photochromics, advanced electronic systems development, high frequency communications, and operations research studies. 1999 Internat. Symp. Soc. Information Display 144/1 The two variable transmission technologies that are currently investigated by Philips, i.e. photochromics and electrochromics, are discussed. This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2022). < n.1962
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