Bivalence



Chemistry.

having a valence of two.
having two valences, as aluminum with valences of two and three.

Genetics. pertaining to associations of two homologous chromosomes.
Genetics. a pair of bivalent chromosomes, especially when pairing during meiosis.
noun
(logic, philosophy) the semantic principle that there are exactly two truth values, so that every meaningful statement is either true or false Compare many-valued logic
adjective
(chem) another word for divalent
(of homologous chromosomes) associated together in pairs
noun
a structure formed during meiosis consisting of two homologous chromosomes associated together
n.
adj.

n.
A pair of homologous, synapsed chromosomes associated together during meiosis.bi·va’lence or bi·va’len·cy n.
bivalent
(bī-vā’lənt)
Chemistry Having a valence of 2.

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  • Bivalency

    Chemistry. having a valence of two. having two valences, as aluminum with valences of two and three. Genetics. pertaining to associations of two homologous chromosomes. Genetics. a pair of bivalent chromosomes, especially when pairing during meiosis. adjective (chem) another word for divalent (of homologous chromosomes) associated together in pairs noun a structure formed during meiosis […]

  • Bivalent-chromosome

    bivalent chromosome



  • Bivalve

    Also called lamellibranch. Zoology. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. Botany. having two valves, as a seedcase. Zoology. having two shells, usually united by a hinge. having two similar parts hinged together. Historical Examples Encyclopaedia Britannica, 11th […]

  • Bivane

    a sensitive vane that measures both the horizontal and vertical components of wind direction.



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