mussel

noun

mus·​sel ˈmə-səl 

1

: a marine bivalve mollusk (especially genus Mytilus) usually having a dark elongated shell

2

: a freshwater bivalve mollusk (as of Unio, Anodonta, or related genera) that is especially abundant in rivers of the central U.S. and has a shell lined with mother-of-pearl

Examples of mussel in a Sentence

Recent Examples on the Web

Clams, mussels, and lobster rolls will satisfy your seafood craving. —Betsy Cribb Watson, Southern Living, 10 Apr. 2026

The menu has a Scandi feel, with a trolley of open sandwiches served at lunchtime and a la carte dishes including gravadlax with pickled cucumber salad, Swedish west coast salad with prawns, mussels and crab, and lemon and blueberry custard tart. —Siobhan Grogan, TheWeek, 7 Apr. 2026

There are eight appetizers for $10 each, including lobster bisque, meatballs, black mussels and a Caesar salad. —Carlos Rico, San Diego Union-Tribune, 3 Apr. 2026

Appetizers include brisket sausage, lobster bisque and Prince Edward Island mussels. —Bud Kennedy, Fort Worth Star-Telegram, 1 Apr. 2026

Word History

Etymology

Middle English muscle, from Old English muscelle, from Vulgar Latin *muscula, from Latin musculus muscle, mussel

First Known Use

before the 12th century, in the meaning defined at sense 1

Phrases Containing mussel

• blue mussel
• quagga mussel
• zebra mussel

Rhymes for mussel

• bustle
• hustle
• muscle
• russel
• rustle
• trussell
• tussle
• mofussil

Kids Definition

mussel

noun

mus·​sel ˈməs-əl 

1

: any of various edible saltwater mollusks with a long dark hinged double shell

2

: any of numerous freshwater mollusks of rivers of the central U.S. whose hinged double shells are lined with mother-of-pearl