Dictionary.com

shellfish

[ shel-fish ]
/ ˈʃɛlˌfɪʃ /
Save This Word!

noun, plural (especially collectively) shell·fish, (especially referring to two or more kinds or species) shell·fish·es.

an aquatic animal having a shell, as the oyster and other mollusks and the lobster and other crustaceans.

QUIZZES

QUIZ YOURSELF ON “ITS” VS. “IT’S”!

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!
Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of shellfish

before 900; Middle English; Old English scilfisc.See shell, fish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for shellfish

shellfish
/ (ˈʃɛlˌfɪʃ) /

noun plural -fish or -fishes

any aquatic invertebrate having a shell or shell-like carapace, esp such an animal used as human food. Examples are crustaceans such as crabs and lobsters and molluscs such as oysters
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Get Online Help For Kids!