noun mus·sel \ˈmə-səl\

: a type of shellfish that has a long dark shell

Full Definition of MUSSEL

:  a marine bivalve mollusk (especially genus Mytilus) usually having a dark elongated shell
:  a freshwater bivalve mollusk (as of Unio, Anodonta, or related genera) that is especially abundant in rivers of the central United States and has a shell with a lustrous nacreous lining

Origin of MUSSEL

Middle English muscle, from Old English muscelle, from Vulgar Latin *muscula, from Latin musculus muscle, mussel
First Known Use: before 12th century

Rhymes with MUSSEL

MUSSEL Defined for Kids


noun mus·sel \ˈmə-səl\

Definition of MUSSEL for Kids

:  a saltwater shellfish that has a long dark shell in two parts and is sometimes used as food
:  a freshwater clam of the United States with shells from which mother-of-pearl is obtained
July 28, 2015
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