1.   (unit)   A unit of data or memory, often, but not exclusively, on a magnetic disk or magnetic tape.

Compare record, sector.

Last updated: 2000-07-17

2.   (operating system)   To delay or sit idle while waiting for something.

Compare busy-wait.

Last updated: 2000-07-17

3.   (programming)   A delimited section of source code in a block-structured language.

Last updated: 2004-09-29