Unix

Alternative forms

• UNIX

Origin

A pun on ; coined by Brian Kernighan.

Proper noun

1. A computer operating system that shares the original source code by Dennis Ritchie and , currently owned by .
2. An operating system largely compatible with Unix that qualifies for use of the UNIX trademark, currently owned by The Open Group.
3. (informal) A Unix-like operating system similar to Unix but not qualifying for use of the UNIX trademark.GNU is not Unix.
4. The group of Unix operating systems as a whole.The Linux kernel operating system is one of the most popular forms of Unix.

Hypernyms

• (computer operating system) *nix

Related terms

• Linux
• GNU Hurd
• Minix