MEANING: noun:
1. The combining capacity of an atom or a group of atoms to form molecules.
2. The capacity of someone or something to affect another.

ETYMOLOGY: From Latin valentia (power, worth, or strength), from valere (to be well or strong). Ultimately from the Indo-European root wal- (to be strong) that also gave us valiant, avail, valor, value, wieldy, countervail, valetudinarian, and valorize, Earliest documented use: 1425.

VALENE - one of the ameno acids

VIALENCE(1) - the orchestral string section

VIALENCE(2) - riot in the perfume-bottling factory