- 1a person who is certifiable can or should be officially stated to be insane (informal) He's certifiable (= he's crazy).
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- 2good enough to be officially accepted or recommended
- 3clearly true or genuine There is little hope for certifiable progress in the stalemate.
NAmE//ˌsərt̮əˈfaɪəbli//
adverb certifiably insaneSee certifiable in the Oxford Advanced Learner's DictionaryCheck pronunciation: certifiable