Bivalve Bi"valve, n. [F. bivalve; bi- (L. bis) + valve valve.] 1. (Zo["o]l.) A mollusk having a shell consisting of two lateral plates or valves joined together by an elastic ligament at the hinge, which is usually strengthened by prominences called teeth. The shell is closed by the contraction of two transverse muscles attached to the inner surface, as in the clam, -- or by one, as in the oyster. See Mollusca. [1913 Webster]

2. (Bot.) A pericarp in which the seed case opens or splits into two parts or valves. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • bivalve — [ bivalv ] adj. • 1718 n.; de bi et valve 1 ♦ Zool. Dont la coquille est composée de deux valves jointes par un muscle charnière. Mollusque bivalve, coquillage bivalve (ex. la moule). Subst. m. Les bivalves : les lamellibranches. 2 ♦ Bot. Qui s… …   Encyclopédie Universelle

  • Bivalve — ist der Name mehrerer Orte in den Vereinigten Staaten: Bivalve (Kalifornien) Bivalve (Maryland) Bivalve (New Jersey) Diese Seite ist eine Begriffsklärung zur Unterscheidung mehrerer mit demselben Wort bezeichneter Begriffe …   Deutsch Wikipedia

  • Bivalve — Bi valve, a. [Pref. bi + valve.] (Zo[ o]l. & Bot.) Having two shells or valves which open and shut, as the oyster and certain seed vessels. [1913 Webster] …   The Collaborative International Dictionary of English

  • bivalve — BIVALVE. s. f. Terme d Histoire Naturelle. Coquillage qui a deux parties jointes par une sorte de charnière. Les huitres, les moules sont des bivalves …   Dictionnaire de l'Académie Française 1798

  • bivalve — (adj.) 1660s in reference to mollusks with double shells; 1670s in reference to shutters or doors; from BI (Cf. bi ) + VALVE (Cf. valve). The noun is 1680s in the mollusk sense …   Etymology dictionary

  • bivalve — adj. 2 g. Que tem duas valvas …   Dicionário da Língua Portuguesa

  • bivalve — ► NOUN ▪ an aquatic mollusc which has a compressed body enclosed within two hinged shells, such as an oyster, mussel, or scallop. ► ADJECTIVE 1) (also bivalved) having a hinged double shell. 2) Botany having two valves …   English terms dictionary

  • bivalve — [bī′valv΄] n. any of a class (Bivalvia) of mollusks, including mussels and clams, having a shell consisting of two valves hinged together adj. having a shell of two valves hinged together: also bivalved …   English World dictionary

  • bivalve — bivalvular /buy val vyeuh leuhr/, adj. /buy valv /, n. 1. Also called lamellibranch. Zool. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. adj. 2.… …   Universalium

  • bivalve — (bi val v ) s. m. Coquille composée de deux valves. ÉTYMOLOGIE    Bis, deux, et valve. SUPPLÉMENT AU DICTIONNAIRE    BIVALVE. Ajoutez : REM. D autres font bivalve féminin : Une bivalve très jolie. Le Dict. de l Académie fait multivalve féminin,… …   Dictionnaire de la Langue Française d'Émile Littré

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