archaean

Fetched 2026-10-26 (cache).

Synonyms: archean, archaeon, archdean, achaean, archaea, archaeal, aramaean, achaian, archeon, archaeid, achaea

Antonyms: archean, archaeon, archdean, achaean, archaea, archaeal, aramaean, achaian, archeon, archaeid, achaea

Related words from Datamuse; suggestions, not definitions.

Adjective

1. {{lb|en|mythology}} Of or relating to [[Arche]], the Muse of beginnings in Greek mythology.
2. {{lb|en|geology}} Of, or relating to the [[geologic]] [[eon]] from about 4,031 to 2,500 million years ago; comprises the [[Eoarchean]], [[Paleoarchean]], [[Mesoarchean]] and [[Neoarchean]] [[era]]s; marked by an [[atmosphere]] with little [[oxygen]], the formation of the first [[continent]]s and [[ocean]]s and the emergence of simple [[life]].
3. {{lb|en|astronomy|"Archean" only}} Of or relating to the irregular Jovian moon named for Arche.

Proper noun

1. {{sid|en|Q104168}} {{lb|en|geology}} The eon from 2,500 [[Ma]] to 4,000 Ma.

Noun

1. {{lb|en|biology}} Any organism of the domain {{taxfmt|Archaea|kingdom}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.