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单词 opalesce
释义

opalescev.

Brit. /ˌəʊpəˈlɛs/, U.S. /ˌoʊpəˈlɛs/
Origin: Formed within English, by derivation. Etymons: opal n., -esce suffix.
Etymology: < opal n. + -esce suffix, after opalescence n., opalescent adj.
intransitive. To exhibit iridescence like that of precious opal. Also figurative.
ΘΚΠ
the world > matter > colour > variegation > iridescence > be iridescent [verb (intransitive)]
play1698
opalize1811
opalesce1819
iridesce1884
kaleidoscope1900
1819 J. G. Children Ess. Chem. Anal. 440 Nitrate of mercury is a very delicate test of the presence of hyposulphurous acid..when only one hundred-thousandth is present, it opalesces on a few minutes standing.
1867 W. Elderhorst Man. Blow-pipe Anal. (ed. 3) 135 Corundum... When pulverized, slowly but completely soluble in SPh; the glass does not opalesce on cooling.
1870 J. Smith Chris & Otho 16 You do opalesce with every passing moment. You are red, fiery—green, jealous—yellow, suspicious.
1944 Amer. Polit. Sci. Rev. 38 96 I wished to avoid that because I like to be unequivocal. A judge cannot opalesce in all possible colors.
2001 Science (Nexis) 19 Jan. 443 These colloidal crystals opalesce; that is, they show diffraction colors in transmitted or reflected light.
This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).
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