Obs. Also 5 -our. [a. AFr. confirmatour = F. confirmateur, ad. L. confirmātōrem, agent-n. from confirmāre to CONFIRM.] One who or that which confirms.
1485. Caxton, Chas. Gt., 15. Confirmatour and Illumynatour of al good werkes.
1646. Sir T. Browne, Pseud. Ep., 131. The definitive confirmator and test of things uncertaine.