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[mon-uh-vey-luh nt] /ˌmɒn əˈveɪ lənt/
Chemistry, univalent.
  1. containing only one kind of antibody.
  2. pertaining to an antibody fragment with one antigen-binding site.
Origin of monovalent
1865-70; mono- + -valent
Related forms
monovalence, monovalency, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for monovalent


  1. having a valency of one
  2. having only one valency
Also univalent
Derived Forms
monovalence, monovalency, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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monovalent in Medicine

monovalent mon·o·va·lent (mŏn'ə-vā'lənt)

  1. Able to form only one covalent or ionic bond.

  2. Having a valence of one; univalent.

  3. Of or relating to an antiserum containing an antibody or antibodies specific for one antigen.

  4. Containing antigens from a single strain of a microorganism.

  5. Having only one site of attachment. Used of an antibody or antigen.

mon'o·va'lence or mon'o·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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monovalent in Science
  1. Having a valence of 1; univalent.

  2. Containing antibodies with specific activity against a single strain of a microorganism or against antigens from such a strain.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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