'Siphonostome' definitions:

Definition of 'Siphonostome'

From: GCIDE

Siphonostome \Si`pho*nos"tome\, n. [Gr. ??? a siphon + ??? mouth.] (Zool.) (a) Any parasitic entomostracan of the tribe Siphonostomata. (b) A siphonostomatous shell. [1913 Webster]