tesla coil tesla • Tess · · · Info · Definitions · Characters · · tesla coil · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) a step-up transformer with an air core; used to produce high voltages at high frequencies. Synonyms: Tesla coil. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074