Word Study
archæology |
archæopteryx |
archæostomatous |
archæozoic |
arch- |
archaean
| archaebacteria
| archaebacterium
| archaeobacteria
| archaeologic
| archaeological
archaean
WORDNET DICTIONARY
Adjective archaean has 1 sense
- archaean(s = adj.all) archean - of or relating to the earliest known rocks formed during the Precambrian Eon; Array
OXFORD DICTIONARY
archaean, adj. & n. (US Archean)
--adj. of or relating to the earlier part of the Precambrian era.
--n. this time.
--adj. of or relating to the earlier part of the Precambrian era.
--n. this time.
Etymology
Gk arkhaios ancient f. arkhe beginning
For further exploring for "archaean" in Webster Dictionary Online