Meaning of UNIX | Babel Free

Definitions

1. Alternative letter-case form of Unix.
   alt-of
2. An operating system that shares the original source code by Dennis Ritchie and Ken Thompson.
3. Any of the above plus Unix-like operating systems similar to Unix but not qualifying for use of the UNIX trademark.
   informal
4. An operating system largely compatible with Unix that qualifies for use of the UNIX trademark, currently owned by The Open Group.

Equivalents

Examples

“GNU is not Unix.”

“The Linux kernel operating system is one of the most popular Unixes.”

“The successful candidate will have a BS in Computer Science (MS preferred) and 4–7 years experience with the UNIX development environment using high level tools which UNIX provides.”

CEFR level