e-cash 
(ēkăsh′)
(ēkăsh′)n.
Money available as an electronic account, used in internet commerce.
- ballistocardiogram
- ballistocardiograph
- ballistocardiography
- ball joint
- ball lightning
- ball of fire
- ball of wax
- ballon
- ballonet
- balloon
- balloon angioplasty
- balloon flower
- balloonist
- balloon mortgage
- balloon payment
- balloon sail
- balloon tire
- balloon vine
- ballot
- ballot box
- balloter
- ballottement
- ballpark
- ball-peen hammer
- ballplayer