'Confutation' definitions:

Definition of 'confutation'

From: WordNet
noun
The speech act of refuting conclusively
noun
Evidence that refutes conclusively

Definition of 'Confutation'

From: GCIDE
  • Confutation \Con`fu*ta"tion\, n. [L. confutatio: cf. F. confutation.] The act or process of confuting; refutation. "For the edification of some and the confutation of others." --Bp. Horne. [1913 Webster]