or con·firm·a·tive

[ kuh n-fur-muh-tawr-ee, -tohr-ee or kuh n-fur-muh-tiv ]
/ kənˈfɜr məˌtɔr i, -ˌtoʊr i or kənˈfɜr mə tɪv /


serving to confirm; corroborative.

Origin of confirmatory

1630–40; < Medieval Latin confirmātōrius, equivalent to Latin confirmā(re) (see confirm) + -tōrius -tory1
Related formsnon·con·firm·a·tive, adjectivenon·con·firm·a·to·ry, adjectiveun·con·firm·a·tive, adjectiveun·con·firm·a·to·ry, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for confirmative

  • Not all subjects of gossip are as confirmative as Rosie Rashnowsky that day proved herself to be.

    Little Aliens|Myra Kelly
  • He had not received any hint beforehand of this confirmative evidence.

    Cradock Nowell, Vol. 1 (of 3)|Richard Doddridge Blackmore
  • Asceticism, usually taken as evidence to the reverse, is on the contrary, confirmative.

    Religion &amp; Sex|Chapman Cohen