Minor third From Wikipedia, the free encyclopedia (Redirected from Semiditono ) Jump to navigation Jump to search musical interval Minor third Inverse major sixth Name Other names sesquitone Abbreviation m3 Size Semitones 3 Interval class 3 Just interval 6:5, 19:16, 32:27 [1] Cents Equal temperament 300 Just intonation 316, 298, 294 Minor third Play ( help · info ) equal tempered or just ( help · info ) (6:5). 19th harmonic (19:16), E 19 ♭ Play ( help · info ) . Comparison, in cents, of intervals at or near a minor third Play media Jazz and rock bassist Joseph Patrick Moore introducing a cycle of minor thirds In music theory a minor third is a musical interval that encompasses three half steps , or semitones . Staff notation represents the minor third as encompassing three staff positions (see: interval number ). The minor third is one of two commonly occurring thirds. It is called min