univalent

[yoo-nuh-vey-luhnt, yoo-niv-uh-]
adjective
1.
Chemistry. having a valence of one; monovalent.
2.
Genetics. (of a chromosome) single; unpaired; not possessing or joining its homologous chromosome in synapsis.

Origin:
1865–70; uni- + -valent

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
univalent (ˌjuːnɪˈveɪlənt, juːˈnɪvələnt)
 
adj
1.  (of a chromosome during meiosis) not paired with its homologue
2.  chem another word for monovalent
 
uni'valency
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

univalent u·ni·va·lent (yōō'nĭ-vā'lənt)
adj.

  1. Having valence 1.

  2. Having only one valence.

  3. Of or relating to a chromosome that is not paired or united with its homologous chromosome during synapsis.

n.
A univalent chromosome.
u'ni·va'lence or u'ni·va'len·cy n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
univalent   (y'nĭ-vā'lənt)  Pronunciation Key 
Having a valence of 1.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
The faraday is a unit of electric charge that can electrolytically deposit one mole of an element or univalent ion.
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