Across
- 2. never happened before
- 3. to remove a second in time measurement
- 6. to add a second in time measurement
- 8. noteworthy
- 9. relating to the smallest unit of matter
- 11. exact
Down
- 1. not predictable
- 4. to appear out of nowhere
- 5. something done right away
- 7. "sync" is the abbreviation
- 10. a line something revolves around