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univalve |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Univalve \U"ni*valve\, n. [Uni- + valve: cf F. univalve.] (Zo["o]l.) A shell consisting of one valve only; a mollusk whose shell is composed of a single piece, as the snails and conchs. Note: Most univalves are spiral and are the shells of gastropods, but many belong to cephalopods and pteropods. A large number of univalves belonging to the gastropods are conical, cup-shaped, or shieldlike as the limpets. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Univalve \U"ni*valve\, Univalved \U"ni*valved\, a. [Cf. F. univalve.] (Bot. & Zo["o]l.) Having one valve; as a univalve shell or pericarp. From WordNet r 1.6 [wn]: univalve adj : (zoology) used of mollusks, especially gastropods, as snails etc [ant: {bivalve}] n : a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes [syn: {gastropod}]
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