indifferentia

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

in-diffĕrentĭa, ae, f. [indifferens],

want of distinction or difference , similarity , equivalence (post-class.): utriusque vocabuli, Gell. 13, 3, 6; Hier. in Didym. de Spir. Sanc. 1, 20.