adj, name ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Alternative form of Archaean. alt-of, alternative, not-comparable

Adjective

1. 1
   of or relating to the earliest known rocks formed during the Precambrian Eon wordnet

Proper Noun

1. 1
   Alternative form of Archaean. alt-of, alternative

Synonyms

All synonyms

archaeanarchaeanarchaeozoicarchaeozoic aeonarchean aeonarchean eon

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.