| SYMBOL | NAME | FORMULA | EXAMPLE |
| M, Maj | Major | 1,3,5 | C |
| m | Minor | 1,b3,5 | Cm |
| aug, + | Augmented | 1,3,#5 | Caug, C#5, C+ |
| dim, ° | Diminished | 1,b3,b5 | Cdim, C° |
| 7 | Dominant Seventh | 1,3,5,b7 | C7 |
| M7, maj7 | Major Seventh | 1,3,5,7 | CM7 Cmaj7 |
| m7 | Minor Seventh | 1,b3,5,b7 | Cm7 |
| 7b5 | Dominant Seventh flat five | 1,3,b5,b7 | C7b5 |
| 7#5 | Augmented Dominant Seventh, or Dominant Seventh Sharp Five | 1,3,#5,b7 | C7#5 |
| m/M7, m/Maj7 | Minor/Major Seventh | 1,b7,5,7 | Cm/M7, Cm/Maj7 |
| m7b5 | Minor Seventh Flat Five, Half Diminished Seventh | 1,b3,b5,b7 | Cm7b5 |
| dim7 | Diminished Seventh | 1,b3,b5,bb7 | Cdim7 |
| sus, sus4 | Suspended, Suspended Fourth | 1,4,5,(3 optional) | Csus, Csus4 |
| msus, msus4 | Minor Suspended, Minor Suspended Fourth | 1,b3,4,5 | Cmsus, Cmsus4 |
| 6 (or M6) | Sixth or (Major Sixth) | 1,3,5,6 | C6 |
| m6 | Minor Sixth | 1,b3,5,6 | Cm6 |
| 6/9 or 6add9 | Six/Nine or Sixth add Ninth | 1,3,5,6,9 | C6/9, C6add9 |
| m6/9 or m6add9 | Minor Sixth/Nine, or Minor Sixth add Ninth | 1,b3,5,6,9 | Cm6/9, Cm6add9 |
| add9 | Add Nine | 1,3,5,9 | Cadd9 |
| madd9 | Minor add Nine | 1,b3,5,9 | Cmadd9 |
| M9, maj9 | Major Ninth | 1,3,5,7,9 | CM9, Cmaj9 |
| m9, | Minor Ninth | 1,b3,5,7,9 | Cm9 |
| 9 | Dominant Ninth | 1,3,5,b7,9 | C9 |
| 7#9 | Dominant Sharp Nine | 1,3,5,b7,#9 | C7#9 |
| 7b9 | Dominant Flat Nine | 1,3,5,b7,b9 | C7b9 |
| m11 | Minor Eleventh | 1,b3,5,b7,(9 op),11 | Cm11 |
| 11 | Dominant Eleventh | 1,(3 op),5,b7,(9 op),11 | C11 |
| 7#11 | Dominant Sharp Eleven | 1,(3 op),5,b7,(9 op),#11 | C7#11 |
| maj#11 or maj7#11 | Major Sharp Eleventh, or Major Seventh Sharp Eleventh | 1,(3 op),5,7,(9 op),#11 | Cmaj#11, |
| maj13 | Major Thirteenth | 1,(3 op),5,7,(9 op),(11 op),13 | Cmaj13 |
| m13 | Minor Thirteenth | 1,b3,5,b7,(9 op),(11 op),13 | Cm13 |
| 13 | Dominant Thirteenth | 1,(3 op),5,b7,(9 op),(11 op),13 | C13 |