Definition of horn shell in English:

horn shell

Line breaks: horn shell

noun

  • A mollusc with a long tapering shell, occurring in brackish and marine waters.
    • Families Potamididae and Cerithidae, class Gastropoda
    More example sentences
    • True horn shells, or again, those in the family Potamidae, are primarily found in tropical waters.
    • Beachcombing is also good for finding horn shells, moonsnails, cockleshells and an occasional sand dollar.
    • In turn, horn shells provide food for water birds which filter them from the mud.

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