poly·​va·​lent | \ ˌpä-lē-ˈvā-lənt How to pronounce polyvalent (audio) also pə-ˈli-və-lənt How to pronounce polyvalent (audio) \

Definition of polyvalent

1 : having a chemical valence greater usually than two
2 : effective against, sensitive toward, or counteracting more than one toxin, microorganism, or antigen polyvalent vaccines

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Other Words from polyvalent

polyvalence \ ˌpä-​lē-​ˈvā-​lən(t)s How to pronounce polyvalent (audio) also  pə-​ˈli-​və-​lən(t)s How to pronounce polyvalent (audio) \ noun

Examples of polyvalent in a Sentence

Recent Examples on the Web His vision board for Festa is filled with ideas: an olive oil refinery, a polyvalent sports field, grounds for traditional games and mini tournaments, and a heliport to transport guests from their yachts. Fortune, "This High-End Restaurant and Glamping Ground in Croatia’s Archipelago Is Accessible Only by Boat," 22 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polyvalent.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of polyvalent

1866, in the meaning defined at sense 1

History and Etymology for polyvalent

International Scientific Vocabulary

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Time Traveler for polyvalent

Time Traveler

The first known use of polyvalent was in 1866

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Statistics for polyvalent

Cite this Entry

“Polyvalent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyvalent. Accessed 16 Jan. 2021.

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More Definitions for polyvalent


poly·​va·​lent | \ ˌpäl-i-ˈvā-lənt How to pronounce polyvalent (audio) \

Medical Definition of polyvalent

1a : having a chemical valence greater usually than two
b : having variable valence
2 : effective against, sensitive toward, or counteracting more than one exciting agent (as a toxin or antigen) a polyvalent vaccine

Other Words from polyvalent

polyvalence \ -​lən(t)s How to pronounce polyvalent (audio) \ noun

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