THERMOS Meaning of THERMOS in English thermos, T~ trademark BrE AmE ˈθɜːm əs -ɒs AmE ˈθɝːm əs▷ thermos|es ɪz əz ▶ ˈ thermos flask BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012