prostomium

enUK

pro·sto·mi·um

P0610400 (prō-stō′mē-əm)n. pl. pro·sto·mi·a (-mē-ə) The anterior portion of the head of an annelid worm, situated in front of the mouth.

[New Latin, from Greek prostomion, mouth, lips : pro-, in front of; see pro-² + stoma, mouth.]

pro·sto′mi·al (-əl) adj.

prostomium

(prəʊˈstəʊmɪəm) n, pl -mia (-mɪə) (Zoology) the lobe at the head end of earthworms and other annelids: bears tentacles, palps, etc, or forms part of a sucker or proboscis[via New Latin from Greek prostomion mouth] proˈstomial adj

pro•sto•mi•um

(proʊˈstoʊ mi əm)

n., pl. -mi•a (-mi ə) a small protuberance from the first segment above the mouth in certain worms and mollusks. [1865–70; < Greek prostómion mouth. See pro-², stoma, -ium²] pro•sto′mi•al, adj.

单词	prostomium
释义	prostomium enUK pro·sto·mi·um P0610400 (prō-stō′mē-əm)n. pl. pro·sto·mi·a (-mē-ə) The anterior portion of the head of an annelid worm, situated in front of the mouth. [New Latin, from Greek prostomion, mouth, lips : pro-, in front of; see pro-² + stoma, mouth.] pro·sto′mi·al (-əl) adj. prostomium (prəʊˈstəʊmɪəm) n, pl -mia (-mɪə) (Zoology) the lobe at the head end of earthworms and other annelids: bears tentacles, palps, etc, or forms part of a sucker or proboscis[via New Latin from Greek prostomion mouth] proˈstomial adj pro•sto•mi•um (proʊˈstoʊ mi əm) n., pl. -mi•a (-mi ə) a small protuberance from the first segment above the mouth in certain worms and mollusks. [1865–70; < Greek prostómion mouth. See pro-², stoma, -ium²] pro•sto′mi•al, adj. prostomium enUK prostomium [prō′stō·mē·əm] (invertebrate zoology) The portion of the head anterior to the mouth in annelids and mollusks. prostomium enUK prostomium (prō-stō′mē-əm)n. pl. prosto·mia (-mē-ə) The anterior portion of the head of an annelid worm, situated in front of the mouth. pro·sto′mi·al (-əl) adj. prostomium that part of the head of some annelids and molluscs which lies in front of the mouth.
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