inequivalve

[ in-ee-kwuh-valv ]
/ ɪnˈi kwəˌvælv /

adjective

(of a bivalve mollusk) having the valves of the shell unequal in shape and size.

Origin of inequivalve

First recorded in 1770–80; in-3 + equi- + valve
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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