ALTOSTRATUS Meaning of ALTOSTRATUS in English altostratus BrE AmE ˌælt əʊ ˈstreɪt əs -ˈstrɑːt- AmE \ -oʊ ˈstreɪt̬ əs -ˈstræt̬- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012