Lewis Short
existĭmātor | existŭm- (noun M) : (), , id.
* A judge of any thing, a critic (rare but class.): ut existimatores videamur loqui, non magistri,Cic. Or. 31, 112: doctus et intellegens,id. Brut. 93, 320; cf.: intellegens dicendi. id. ib. 54, 200: stultus alieni artificii,id. de Or. 3, 22, 83: non levis,Gell. 20, 1, 10: existimator metuendus (opp. admirandus orator),Cic. Brut. 39, 146.
Charlton T. Lewis, Charles Short, A Latin Dictionary