B diminished piano chord - Bdim
The B diminished chord is a 3-note chord consisting of the notes B, D and F.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Bdim.
Interactive piano diagram for the B diminished chord
B diminished piano chord chart image
In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows
the notes for the the Bdim chord. Feel free to save or share the image as needed.