Clue: Billion-year time period
We have 1 answer for the crossword clue Billion-year time period.
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Related Clues:
- Billion years
- Period of time
- Two or more eras
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- Many centuries
- One way to finish lunch?
- Time measured in ages
- Beet or cane extract
- Vast length of time
- Long stretch
- Geological time span
- Unbelievably long time
- Unit of time
- Long geological time
- Countless years
- Forever and a day
- Many, many years
- Geological span
- Take flight to unite
- Forever and a day, seemingly
- 365 billion days, in astronomy
- Longish span
- Time enough to evolve a little
- Interminably long time
- Enormous span
- ... and 144 more.
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