- impregnate (v.)
[impregnate 词源字典]
- c. 1600, from Late Latin impraegnatus "pregnant," past participle of impraegnare "to render pregnant," from assimilated form of in- "into, in" (see in- (2)) + praegnare "make pregnant" (see pregnant). Earlier in same sense was impregn (1530s).[impregnate etymology, impregnate origin, 英语词源]