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