Welcome to Anagrammer Crossword Genius! Keep reading below to see if archean is an answer to any crossword puzzle or word game (Scrabble, Words With Friends etc). Scroll down to see all the info we have compiled on archean.
archean
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The answer ARCHEAN has 1 possible clue(s) in existing crosswords.
Searching in Word Games ...
The word ARCHEAN is VALID in some board games. Check ARCHEAN in word games in Scrabble, Words With Friends, see scores, anagrams etc.
Searching in Dictionaries ...
Definitions of archean in various dictionaries:
noun - the time from 3,800 million years to 2,500 million years ago
adj - of or relating to the earliest known rocks formed during the Precambrian Eon
Of or relating to the oldest known rocks, those of the Precambrian era, that are predominantly igneous in composition.
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Keep reading for additional results and analysis below.
| Possible Crossword Clues |
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| Precambrian rocks |
| Last Seen in these Crosswords & Puzzles |
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| Jul 7 2008 Canadiana |
| Possible Dictionary Clues |
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| Relating to or denoting the aeon that constitutes the earlier (or middle) part of the Precambrian, in which there was no life on the earth. It precedes the Proterozoic aeon and (in some schemes) is preceded by the Priscoan aeon. |
| the time from 3,800 million years to 2,500 million years ago earth's crust formed unicellular organisms are earliest forms of life |
| used of the earliest known rocks |
| Archean description |
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| The Archean Eon ( , also spelled Archaean or Archæan) is one of the four geologic eons of Earth history, occurring 4,000 to 2,500 million years ago (4 to 2.5 billion years ago). During the Archean, the Earth's crust had cooled enough to allow the formation of continents and life started to form. |