half step half-starved • half-sterile · · · Info · Definitions · Synonyms · Characters · · half step · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) the musical interval between adjacent keys on a keyboard instrument. Synonyms: semitone, half step. · · Noun Definition 1 Synonyms · · · semitone · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 l latin small letter l U+006C p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074