shellfish: Meaning and Definition of

shell•fish

Pronunciation: (shel'fish"), [key]
— pl. -fish, -fish•es.
  1. an aquatic animal having a shell, as the oyster and other mollusks and the lobster and other crustaceans.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: