PHENOLPHTHALEIN Meaning of PHENOLPHTHALEIN in English phenolphthalein BrE AmE ˌfiːn ɒl ˈθeɪl i‿ɪn ˌ• ə l-, -ˈθæl-, -ˈfθæl-, ən, -ˈ•iːn AmE \ ˌfiːn ə l ˈθæl i ən Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012