Statistical tests always involve a trade-off between: 1  the acceptable level of false positives (in which a non-match is declared to be a match) and. 2  the acceptable level of false negatives (in which an actual match is not detected).
transitive verb. 1 : to divorce or separate formally from (a woman) 2 : to refuse to have anything to do with : disown. 3a : to refuse to accept; especially : to reject as unauthorized or as having no binding force repudiate a contractb : to reject as untrue or unjust repudiate a charge.
WordReference Random House Learner's Dictionary of American English Â© 2017. reâ¢cant /rÉªËkÃ¦nt/USA pronunciation v. to withdraw, take back, or disavow (a statement, opinion, etc.), esp. formally; retract: [~ + object]He recanted his testimony.[no object]must recant and promise to reform themselves.