a magnetic-tape cartridge, especially one carrying four pairs of stereo tracks of prerecorded sound or music.
also, 8-track tape.
- 8-bit clean
file system, filename extension a common shorthand for the limits on filename length imposed by the file system used by ms-dos and microsoft windows – at most eight characters, followed by a “.”, followed by a filename extension of at most three characters. windows 95 supports long filenames by using multiple directory entries per file. […]
- 80-20 rule
noun see pareto principle
- 80/20 rule
- 800 number
noun any toll-free telephone number, usually with a 3-digit code of 800, established, as by a business, so that people from widespread areas can call for merchandise, information, or services. noun a toll-free telephone number for long-distance calls, with a prefix of 800 examples most customer service departments have an 800 number.