1 adjective officially approvedindeimhnithecertifiable qualitycáilíocht indeimhnithe2 adjective (US), informal definitecinnte adj3 c m udearfa adj3 c m uthat song is a certifiable classicseoid d'amhrán é sin gan aon agó, níl aon dabht ach gur clasaic é an t-amhrán sin3 adjective offensive (of person) mentally illas do mheabhair c m ucraiceáilte c m uthis woman is absolutely certifiabletá an bhean seo glan as a meabhair, gealt is ea an bhean seo