Interval

    Major third

    A major third is 4 half steps (2 whole steps): from C up to E.

    Half steps
    4
    Symbol
    M3
    Sound
    Imperfect consonance: sweet, settled

    Play it yourself

    Tap any key, then the key 4 half steps higher.

    Tap a first note.

    Hear it in a song

    You can hear a major third in When the Saints Go Marching In. Humming that tune is the quickest way to recognise the interval by ear.

    A major third from every note

    The letter names follow the interval's number, so a third always skips one letter, even when a sharp or flat is needed.

    • C – E
    • C♯ – E♯
    • D – F♯
    • E♭ – G
    • E – G♯
    • F – A
    • F♯ – A♯
    • G – B
    • A♭ – C
    • A – C♯
    • B♭ – D
    • B – D♯

    Where you hear a major third

    Questions