The E half-diminished seventh chord (abbreviated "Em7(b5) chord") is a four-note chord consisting of the notes E, G, B, and D. The chord is formed by lowering the fifth of a E minor seventh chord a half step.

Name
E half-diminished seventh chord
Synonyms
E half-diminished chord E minor seventh flat five chord
Notes
E G B D
Intervals
1 3 5 7
Chord symbol
Em7(b5)
Alternative symbols
Eø Eø7 Em7b5 E7(b5) Emi7(b5) Emin7(b5)
Type
tetrad (four-note chord)

Em7(b5) chord on piano

Em7(b5) chord on guitar

Em7(b5) chord on ukulele

Em7(b5) chord on the staff