Originally Posted by: equatorif you make a shell chord from the "C minor scale" you get:
[C,Eb,Bb]
where:
C is the root,
Eb denotes the quality of minor chord,
Bb is the extended seventh.
Thus, we are talking about a minor seventh chord without the perfect fifth.

hmm...interesting. I've never heard the term for it...I just called it "leaving out the fifth," haha. I think it must be a guitar thing.