'nassoid' definitions:

Definition of 'nassoid'

From: GCIDE

Nassa \Nas"sa\, n.; pl. E. Nassas, L. Nassae. [From L. nassa a kind of basket, in allusion to the reticulation of some species.] (Zool.) Any species of marine gastropods, of the genera Nassa, Tritia, and other allied genera of the family Nassidae; a dog whelk. See Illust. under Gastropoda. [1913 Webster] -- {nas"soid}, a. [1913 Webster]