step-up transformer step-up • stepaunt · · · Info · Definitions · Characters · · step-up transformer · · Text Common · · Latin · · Scripts 19 · · Length 5 · · Syllables Definitions · · · (noun) a transformer that increases voltage. Synonyms: step-up transformer. · · Noun Definition 1 Characters · · space U+0020 - hyphen-minus U+002D a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075