Arkaikum

Indonesian edit

Alternative forms edit

Arkaekum

Etymology edit

Borrowed from Modern Latin Archaicum.

Adjective edit

Arkaikum

(geology) Archaean

Proper noun edit

Arkaikum

(geology) The eon from 2,500 Ma to 4,000 Ma; Archaean

Synonyms edit

Arkean

Hypernyms edit

(eon 2,500-4,000 Ma): Prakambrium

Hyponyms edit

(eon 2,500-4,000 Ma): Eoarkaikum, Paleoarkaikum, Mesoarkaikum, Neoarkaikum

Coordinate terms edit

(eon 2,500-4,000 Ma): Hadaikum, Proterozoikum - eons in Precambrian

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