Save Gender Masculine Usage Theatre Pronounced Pron. /lə.ˈθɛːr.ɪ.əʊ/, /lə.ˈθɑːr.ɪ.əʊ/, /loʊ.ˈθɛəɹ.i.oʊ/ [key·simplify] Meaning & History Used in The Fair Penitent by Nicholas Rowe and The Impertinent Curious Man by Quixote.