noun \ˈse-mē-ˌtōn, ˈse-ˌmī-, -mi-\

music : a difference in sound that is equal to 1/12 of an octave

Full Definition of SEMITONE

:  the tone at a half step; also :  half step
semi·ton·ic \ˌse-mē-ˈtä-nik, ˌse-ˌmī-, -mi-\ adjective
semi·ton·i·cal·ly \-ni-k(ə-)lē\ adverb

First Known Use of SEMITONE

15th century


Next Word in the Dictionary: semitrailer
Previous Word in the Dictionary: semitonal
All Words Near: semitone

Seen & Heard

What made you want to look up semitone? Please tell us where you read or heard it (including the quote, if possible).