词源 |
prostomium n.in zoology, "the region in front of the mouth of certain invertebrates," 1866 (attested in German by 1857), Latinized form of Greek prostomion "fore-mouth, something before the mouth," from pro "before" (see pro-) + stoma "mouth" (see stoma). Related: Prostomial. updated on December 20, 2020 |