[con.vince] vt con.vinced ; con.vinc.ing [L convincere to refute, convict, prove, fr. com- + vincere to conquer--more at victor] (1530) 1 obs a: to overcome by argument b: overpower, overcome
2. obs: demonstrate, prove
3: to bring (as by argument) to belief, consent, or a course of action: persuade "convinced himself that she was all right --William Faulkner" "something I could never ~ him to read --John Lahr" -- con.vinc.er n