Computer operating system
The crossword clue "Computer operating system" is answered by UNIX, a 4-letter entry. Used 32 times across 16 distinct years; most recently in 2018; first recorded in 1997. It appears in 9 publications in the xd corpus. Every figure on this page comes from the collection data itself.
The answer
UNIX
4 letters. See every clue for this answer on the UNIX answer page.
Used 32 times across 16 distinct years; most recently in 2018; first recorded in 1997. It appears in 9 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other answers for this clue
The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.
- LINUX (1 uses in xd)
Other clues for UNIX
Every other clue in this collection answered by UNIX, most used first.
- Windows alternative - used 47 times, most recently in 2026
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Computer input - DATA, used 101 times
- Computer operator - USER, used 84 times
- Computer brand - ACER, used 74 times
- Computer image - ICON, used 70 times
- Computer owner - USER, used 61 times
- Computer symbol - ICON, used 53 times
Search the clue collection
Search by clue words or by answer, or type a pattern with the letters you have and a blank for each square you do not know. The characters _ ? . and - all work as blanks.