- Equality in power - The condition of being equivalent or equal; equality
of worth, value, signification, or force; as, an equivalence of
definitions. - Equal power or force; equivalent amount. - The quantity of the combining power of an atom,
expressed in hydrogen units; the number of hydrogen atoms can combine
with, or be exchanged for; valency. See Valence. - The degree of combining power as determined by
relative weight. See Equivalent, n., 2. - To be equivalent or equal to; to counterbalance.