Clue: Lengthy time units
We have 1 possible answer for the clue Lengthy time units which appears 2 times in our database.
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Related Clues:
- Units of time
- Geological time periods
- Near-infinite timespans
- Lengthy units of time
- Incalculable amounts of time
- Stellar periods
- Long, long periods
- Quite a long time
- How long it takes canyons to form
- Ages and ages and ages
- Immeasurable time
- One billion years, geologically
- A seeming eternity
- Some collars and jackets
- Billion-year increments, in geology