noun shell·fish \-ˌfish\

: an animal (such as a crab or an oyster) that has a hard outer shell and that lives in water

Full Definition of SHELLFISH

:  an aquatic invertebrate animal with a shell; especially :  an edible mollusk or crustacean

Examples of SHELLFISH

  1. lobsters, crabs, and other shellfish

First Known Use of SHELLFISH

before 12th century
SHELLFISH Defined for Kids


noun shell·fish \ˈshel-ˌfish\
plural shellfish

Definition of SHELLFISH for Kids

:  an invertebrate animal (as a clam or lobster) that has a hard outer shell and lives in water


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