[f. BETOKEN v. + -ER1.] He who or that which betokens or indicates.
1587. Golding, De Mornay, ix. 123. This worde forego being a betokener of time, excludeth
eternitie.
1662. J. Chandler, Van Helmonts Oriat., 332. Anatomy
as if it were the undoubted betokener, and healer of all Diseases.