[trahy-vey-luh nt, triv-uh-luh nt]


Chemistry. having a valence of three.
Immunology. having three binding sites, as certain antigens.

Origin of trivalent

1865–70; tri- + valent
Related formstri·va·lence, tri·va·len·cy, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for trivalent

Historical Examples of trivalent

British Dictionary definitions for trivalent


adjective chem

having a valency of three
having three valencies
Also: tervalent
Derived Formstrivalency, 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

trivalent in Medicine




Having valence 3.
Related formstri•valence null n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

trivalent in Science



Chemistry Having a valence of 3.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.