[yoo-nuh-vey-luh nt, yoo-niv-uh-]


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

Nearby words

  1. unity of interest,
  2. unity ticket,
  3. univ,
  4. univ.,
  5. univalence,
  6. univalve,
  7. univariate,
  8. universal,
  9. universal affirmative,
  10. universal beam

Origin of univalent

First recorded in 1865–70; uni- + -valent

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for univalent

British Dictionary definitions for univalent



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

Medicine definitions for univalent




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.
Related formsu′ni•valence null n.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for univalent



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