opaquen

动词 v.
英 /əʊˈpeɪkən/    美 /oʊˈpeɪkən/

英文释义

动词 v.
  1. To make or become opaque. ambitransitive,rare
    — It consists of a circular disc of vulcanite, about three inches in diameter, around the margin of which there are ten pieces of opaquened glass, the opacities being graduated from No. 1, which is mere cloudiness, to perfect opacity, only admitting distinction between light and dark.

词形变化

opaquens present,singular,third-person opaquening participle,present opaquened participle,past opaquened past

词源

From opaque + -en.
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