• synonyms


  1. (of a shell) composed of more than two valves or pieces.
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  1. a multivalve mollusk or its shell.
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Origin of multivalve

First recorded in 1745–55; multi- + valve
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for multivalve

Historical Examples

  • Multivalve, mul′ti-valv, n. a mollusc having a shell of more than two valves.

    Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)


  • They are protected by a multivalve shell, and have long ciliated curled tentacles, whence their name (curl-footed).

    The Sailor's Word-Book

    William Henry Smyth

  • The sub-type in De Blainville's system, comprehending those with multivalve shells.

    A Conchological Manual

    George Brettingham Sowerby

  • The opercula of multivalve shells are composed of two or four pieces, which are called the opercular valves.

    A Conchological Manual

    George Brettingham Sowerby

  • An order consisting of molluscs which have multivalve shells, supported on a peduncle.

    A Conchological Manual

    George Brettingham Sowerby