[ yoo-nuh-vey-luh nt, yoo-niv-uh- ]
/ ˌyu nəˈveɪ lənt, yuˈnɪv ə- /


Chemistry. having a valence of one; monovalent.
Genetics. (of a chromosome) single; unpaired; not possessing or joining its homologous chromosome in synapsis.

Origin of univalent

First recorded in 1865–70; uni- + -valent
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for univalent

British Dictionary definitions for univalent

/ (ˌjuːnɪˈveɪlənt, juːˈnɪvələnt) /


(of a chromosome during meiosis) not paired with its homologue
chem another word for monovalent

Derived forms of univalent

univalency, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for univalent

[ yōō′nĭ-vālənt ]


Having valence 1.
Having only one valence.
Of or relating to a chromosome that is not paired or united with its homologous chromosome during synapsis.


A univalent chromosome.

Other words from univalent

u′ni•valence null n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for univalent

[ yōō′nĭ-vālənt ]

Having a valence of 1.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.