The clue "Computer operating system" last appeared in the The Washington Post crossword on April 24, 2018. The correct answer for this puzzle is "UNIX", a 4-letter word.
Solution UNIX is our most searched for solution by our visitors. Solution UNIX is 4 letters long. We have 0 further solutions of the same word length.
There are 3 solutions. The longest is LINUX with 5 letters, and the shortest is UNIX with 4 letters.
No, "COMPUTER OPERATING SYSTEM" hasn´t seen a spike right now. Solvers are most interested in: Concise, Decipher, Signal, Scream one's head off and Environment.
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Solutions are between 4 and 5 letters long.