List of third intervals explained

Third interval may refer to one of the following musical intervals in equal-temperament tuning:

• major third
• minor third
• augmented third
• diminished third

Alternatively, it may apply to

• neutral third

Table of thirds in equal temperaments tuning

Number of semitones	Minor, major, or perfect intervals	Short	Augmented or diminished intervals	Short		Short	Audio
2		M2	Diminished third	d3	Tone, whole tone, whole step^[1]	T
3	Minor third	m3		A2
4	Major third	M3		d4
5		P4	Augmented third	A3

See also

• List of musical intervals
• List of pitch intervals
• Third (music), which also includes third chords

References

• Book: Duckworth, William. William Duckworth (composer). A Creative Approach to Music Fundamentals. Thomson Schirmer. ninth. 2007. 978-0-495-09093-9. registration. none.
• Book: Kostka. Stefan. Stefan Kostka. Dorothy. Payne. Byron. Almén. Tonal Harmony with an Introduction to Twentieth-century Music. seventh. 2013. New York. McGraw-Hill. 978-0-07-131828-0. none.

Notes and References

1. The terms tone, whole tone, and whole step refer only to major seconds (M2)