trivalent: Meaning and Definition of

tri•va•lent

Pronunciation: (trī-vā'lunt, triv'u-lunt), [key]
— adj.
  1. having a valence of three.
  2. having three binding sites, as certain antigens.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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