Clue: Period in the earth's history
We have 1 answer for the clue Period in the earth's history. See the results below.
- Long time
- Phanerozoic, for instance
- Waiting period, seemingly
- Long, long time
- One billion years, in geology
- Quite a while
- Forever, or close to it
- Lots of time
- Interminable time
Last Seen In:
- New York Times - December 15, 2002
- New York Times - December 21, 2000
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