Word "ARCHEAN" Definitions:


Part of Speech:
Adjective
Definition:
of or relating to the earliest known rocks formed during the Precambrian Eon
Synonyms:
archaean

Part of Speech:
Noun
Definition:
the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
Synonyms:
archaeozoic, archaeozoic aeon, archean aeon, archean eon, archeozoic, archeozoic eon

Crossword Clues for ARCHEAN

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Clue Source Date
From the most distant point from Genoa father returned first (7)
What's endlessly mysterious about the chap from a bygone age
Like primeval US rocks, each found in ruined ranch
Of a geologic age
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