kb

ot noun

1. (etc.) A set of keys used to operate a typewriter, computer etc.
2. A component of many instruments including the piano, organ, and harpsichord consisting of usually black and white keys that cause different tones to be produced when struck.
3. A device with keys of a musical keyboard, used to control electronic sound-producing devices which may be built into or separate from the keyboard device.
4. A unit of pressure equal to 1,000 bars (Symbol: kb)