The most common and most likely answer to this crossword clue is the 5 letter word MSDOS which also is the latest solution we found used in USA Today in 2007.
Computer operating system of old crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters |
|---|---|---|
| MSDOS | 100 % | 5 |
Words with a meaning similar to the clue: Computer operating system of old
These words may or may not be a possible solution to this crosswords clue.- unix
- dos
- boot
- biot
- platform
- linux
- bootstrap
- crash
- environment
- reboot
- shell
- minix
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution