unix-like os
nounUK /ˈjuːnɪks laɪk ˌəʊˈɛs/
US /ˈjuːnɪks laɪk ˌoʊˈɛs/
A computer system that works in a way similar to the Unix system.
Linux is a popular Unix-like OS that runs on many computers.
OTHER MEANINGS
2. An operating system that follows the design ideas of Unix, such as using a command line and a tree-like file system.
macOS is built on a Unix-like OS core.
3. Software that can run many of the same programs and commands as Unix.
The server runs a Unix-like OS so it can use standard Unix tools.
4. A family of systems inspired by Unix but not officially certified as Unix.
FreeBSD is a well-known Unix-like OS used on servers.