We solved the clue 'Early operating system' which last appeared on December 5, 2019 in a N.Y.T crossword puzzle and had four letters. The one solution we have is shown below. Similar clues are also included in case you ended up here searching only a part of the clue text.
EARLY OPERATING SYSTEM
- UNIX
This clue was last seen on NYTimes December 05, 2019 Crossword Puzzle. Go to the puzzle page to help with other clues. Before each clue, you have its number and orientation on the puzzle for easier navigation. If you notice multiple answers it means that the clue has appeared multiple times throughout the years and we included historical answers for reference. You can also use the search field as a quicker way to find something.
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Common Answers
The above clues share an answer the the current clue.
- Early operating system
- Operating system from Bell Labs
- Pioneering computer operating system
- Operating system developed at Bell Labs
- See 55-Down
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