dissuāsor, ōris, m. [dissuadeo],
one who advises to the contrary , an opposer (very rare), Cic. de Or. 2, 65, 261; Liv. 2, 41; Luc. 4, 248 al.
dissuāsor ōris, m SVAD-, an objector, remonstrant, opponent : consili: legis, L. ...
An Elementary Latin Dictionary