vacuum bottle vacuum bomb • vacuum brake · · · Info · Definitions · Synonyms · Characters · · vacuum bottle · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) flask with double walls separated by vacuum; used to maintain substances at high or low temperatures. Synonyms: vacuum flask, vacuum bottle. · · Noun Definition 1 Synonyms · · · vacuum flask · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F t latin small letter t U+0074 u latin small letter u U+0075 v latin small letter v U+0076