太
古
宙
太
古
宙
Definitions3 charactersArchaean (geological 2500m ago)
Usage•••frequent
Pronunciations
太
古
宙
As word
1Archaean (geological eon before 2500m years ago)
2Archaean (geological eon before 2500m years ago)
3Archaean (geological eon before 2500m years ago)
