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univalent

a. 一价的

一价的

WordNet (r) 3.0 (2006) (WordNet)

univalent
adj 1: used of a chromosome that is not paired or united with
its homologous chromosome during synapsis; "a univalent
chromosome" [ant: {bivalent}, {double}, {multivalent}]
2: having a valence of 1 [synonym: {monovalent}, {univalent}] [ant:
{multivalent}, {polyvalent}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Univalent \U*niv"a*lent\, a. [Uni- L. valens, -entis, p. pr.
See {Valence}.] (Chem.)
Having a valence of one; capable of combining with, or of
being substituted for, one atom of hydrogen; monovalent; --
said of certain atoms and radicals.
[1913 Webster]

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