Fig. 1 · Adim on the keyboard

piano chord

Adim

A1C♭3E♭♭5

Two minor thirds stacked. The fifth is diminished, so it cannot be dropped without losing the chord.

on guitar on ukulele the scale

What is true of it

Adim is A, C and E♭ — 1, b3 and b5 counted from A.

A in other shapes

Amajor Amminor Aaugaugmented A5power chord Asus2suspended second Asus4suspended fourth

Cdim C♯dim D♭dim Ddim D♯dim E♭dim Edim Fdim all 374