Equipollence
Pronunciation : E`qui*pol"lence, E`qui*pol"len*cy
Part of Speech : n.
Etymology : [Cf. F. ?quipollence. See Equipollent.]
Definition : 1. Equality of power, force, signification, or application. Boyle.
2. (Logic)
Defn: Sameness of signification of two or more propositions which differ in language.
Source : Webster's Unabridged Dictionary, 1913