proportionalis

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

prōportĭōnālis, e, adj. [proportio],

I of or belonging to proportion , proportional (post-class.): termini, Front. Colon. p. 111.

II —Hence, prōportĭōnālĭter , adv., proportionally , Cassiod. Geom. 6.