noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   plural of archaebacterium form-of, plural
2. 2
   considered ancient life forms that evolved separately from bacteria and blue-green algae wordnet

Synonyms

All synonyms

archaebacteriumarchaeobacteriaarcheobacteria

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