guitar chord
Edim
E1G♭3B♭♭5
Two minor thirds stacked. The fifth is diminished, so it cannot be dropped without losing the chord.
Every fingering that fits a hand
0120xx
open
xx2353
hard
x7898x
hard
xxecbc
hard
cdecxx
moderate · barre
What is true of it
Edim is E, G and B♭ — 1, b3 and b5 counted from E.
The easiest of the 5 fingerings below is 0120xx: 2 fingers, held at the 1st fret.
1 of them use open strings, which is what makes a shape quiet to change to.
1 of the 5 need a barre.
2 strings stay silent.
Where its notes are on the neck
The brass dots are E, the root. Everything else is a chord tone with its degree printed in it.
With a different note underneath
Edim/G
3120xx
Edim/B♭
xx8986
An inversion is the same chord with a different note lowest. The name changes to a slash name because the bass is what a listener hears as the foundation.