prŏbātor (noun M) : id.
* An approver (rare but class.): quid interest inter suasorem facti et probatorem?Cic. Phil. 2, 12, 29: rationis,id. Caecin. 29, 85: ingenii,Ov. P. 2, 2, 106: malorum improbator, bonorum probator,App. de Deo Socr. 16.
* A trier, examiner (eccl. Lat.), Vulg. Jer. 20, 12.

s. TLL