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This clue last appeared in the NYT Crossword on Thursday, 12 March 2026.

Operating system developed at Bell Labs

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operatingdevelopedsystem

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This clue appeared in the NYT Crossword on Thursday, 12 March 2026. The answer UNIX is a 4-letter entry.

This answer appears frequently in crosswords. View UNIX answer history →

What is the answer to "Operating system developed at Bell Labs"?: UNIX
How many letters is the answer to "Operating system developed at Bell Labs"?: The answer has 4 letters.
When was this clue last seen?: This clue last appeared in the NYT Crossword crossword on Thursday, 12 March 2026.
Has this crossword clue appeared before?: Yes. Variations of this clue have appeared 6 other times.

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