单词 | opalesce |
释义 | opalescev. 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). < v.1819 |
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