UNIVALVE
adj. des deux genres
T. d'Hist. nat. Il se dit Des mollusques dont la coquille n'est composée que d'une pièce. Coquillages univalves.   Il s'emploie aussi substantivement, au masculin. Les univalves et les bivalves.

UNIVALVE adjectif, se dit, en Botanique, D'un péricarpe qui ne s'ouvre que d'un seul côté.

L'Academie francaise. 1835.

Regardez d'autres dictionnaires:

  • univalve — [ ynivalv ] adj. • 1742; de uni et valve ♦ Zool. Dont la coquille n est formée que d une pièce. Mollusque univalve. ● univalve adjectif À une seule valve. univalve adj. ZOOL Dont la coqui …   Encyclopédie Universelle

  • 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. [1913 Webster] …   The Collaborative International Dictionary of English

  • 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. [1913 Webster] Note: Most univalves are spiral and are the shells of… …   The Collaborative International Dictionary of English

  • univalve — 1660s (n. and adj.), from UNI (Cf. uni ) + VALVE (Cf. valve) …   Etymology dictionary

  • univalve — adj. 2 g. [História natural] Diz se dos frutos capsulares formados de uma só peça e dos moluscos cuja concha só tem uma valva ou peça …   Dicionário da Língua Portuguesa

  • univalve — [yo͞o′nə valv΄] n. [ UNI + VALVE] 1. a mollusk having a one piece shell, as a snail 2. such a one piece shell adj. 1. designating or having a one piece shell 2. having one valve only: also univalved …   English World dictionary

  • univalve — (u ni val v ) adj. 1°   Terme de botanique. Il se dit d un péricarpe qui ne s ouvre que d un seul côté. 2°   Terme de zoologie. Il se dit des mollusques dont la coquille n est composée que d une pièce.    Substantivement. Une univalve. REMARQUE… …   Dictionnaire de la Langue Française d'Émile Littré

  • univalve — noun Date: 1668 1. a mollusk with a shell consisting of one valve; especially gastropod 2. the shell of a univalve • univalve adjective …   New Collegiate Dictionary

  • univalve — a, univalve, o adj. et n. univalve …   Diccionari Personau e Evolutiu

  • univalve — /yooh neuh valv /, adj. Also, univalved, univalvular /yooh neuh val vyeuh leuhr/. 1. having one valve. 2. (of a shell) composed of a single valve or piece. n. 3. a univalve mollusk or its shell. [1655 65; UNI + VALVE] * * * …   Universalium

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