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Yes, ARCHEAN is a Scrabble word!
Is it a valid word?
- Scrabble US: valid, 12 points.
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About ARCHEAN
ARCHEAN is a valid word in the official Scrabble dictionary (US) and the UK Scrabble Dictionary, but not in Words with Friends (ENABLE).
Definitions
noun
- the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
adjective
- of or relating to the earliest known rocks formed during the Precambrian Eon
Synonyms
Also: archean eon, archean aeon, archeozoic eon, archaeozoic aeon.
Not playable in Scrabble US: ARCHEOZOIC, ARCHAEOZOIC.