Definition of pearl mussel in English:

pearl mussel

Syllabification: pearl mus·sel

noun

  • An elongated freshwater bivalve mollusk that occasionally produces small pearls, found in large rivers of the northern hemisphere.
    • Margaritifera margaritifera, family Margaritiferidae
    More example sentences
    • His PhD thesis looked at the ecology and conservation of the freshwater pearl mussel in Donegal.
    • The project won the national award for its work in improving the River Licky and helping to preserve a rare fresh water mussel, commonly known as the pearl mussel, which lives in the river.
    • The River Lickey is a very significant habitat for the shellfish commonly known as the pearl mussel because of the worthless pearls it produces.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody