Definition of Posix in English:

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Posix

Pronunciation: /ˈpɒsɪks/

noun

[mass noun] Computing
A set of formal descriptions that provide a standard for the design of operating systems, especially ones which are compatible with Unix.
Example sentences
  • If the community can sort out some issues between Linux and Posix, the user community may choose to adopt those interfaces, but they will vote with their feet not in a consortium.
  • QNX is also Posix compliant, so there is lots of software that almost works under it.
  • Carrier-grade features to be added include support for Posix compliant threading, diskless blade systems, improved systems responsiveness, and advanced debugging and systems analysis.

Origin

1980s: from the initial letters of portable operating system + -ix suggested by Unix.

For editors and proofreaders

Line breaks: Posix

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