LIBRETTO Meaning of LIBRETTO in English librett|o BrE AmE lɪ ˈbret |əʊ lə- AmE -ˈbret̬ |oʊ▷ librett|i iː▷ librett|os əʊz AmE oʊz Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012