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polyvalent

[pol-ee-vey-luh nt, puh-liv-uh-luh nt] /ˌpɒl iˈveɪ lənt, pəˈlɪv ə lənt/
adjective
1.
Chemistry. having more than one valence.
2.
Bacteriology. (of an immune serum) containing several antibodies, each capable of reacting with a specific antigen.
Origin of polyvalent
1880-1885
First recorded in 1880-85; poly- + -valent
Related forms
polyvalence, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for polyvalent

polyvalent

/ˌpɒlɪˈveɪlənt; pəˈlɪvələnt/
adjective
1.
(chem) having more than one valency
2.
(of a vaccine)
  1. effective against several strains of the same disease-producing microorganism, antigen, or toxin
  2. produced from cultures containing several strains of the same microorganism
Derived Forms
polyvalency, 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
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Word Origin and History for polyvalent
adj.

1881, from poly- + -valent, from Latin valentem, present participle of valere "be worth" (see valiant). Coined by German chemist Emil Erlenmeyer (1825-1909), who also designed the flask that bears his name.

Online Etymology Dictionary, © 2010 Douglas Harper
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polyvalent in Medicine

polyvalent pol·y·va·lent (pŏl'ē-vā'lənt)
adj.

  1. Acting against or interacting with more than one kind of antigen, antibody, toxin, or microorganism.

  2. Having more than one chemical valence.


pol'y·va'lence or pol'y·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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polyvalent in Science
polyvalent
  (pŏl'ē-vā'lənt)   
  1. Acting against or interacting with more than one kind of antigen, antibody, toxin, or microorganism.

  2. Having more than one valence. Iron and manganese are polyvalent elements.


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