Pronunciation: (i-lek"trō-vā'luns), [key]
1. Also called polar valence. the valence of an ion, equal to the number of positive or negative charges acquired by an atom through a loss or gain of electrons.
2. Also called elec'trova'lent bond'. See ionic bond. Also,e•lec"tro•va'len•cy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.