accumulator

accumulator (ad-c-) ōris, m

one who heaps up: opum, Ta.

accumulator
accŭmŭlātor (adc.), ōris, m. [accumulo], one who heaps up or accumulates : opum, Tac. A. 3, 30...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
Accumulator
·noun One who, or that which, accumulates, collects, or amasses. II. Accumulator ·noun A system of ...

Webster's Dictionary of the English Language