archaebacterium

A1R1C3H4A1E1B3A1C3T1E1R1I1U1M3

noun

Any primitive bacteria-like organism in the kingdom Archaea.

Similar
archaebacteriaarchaeobacteriaarcheobacteria
OriginEnglish bacterium ← New Latin bactērium ← Ancient Greek βακτήριον (baktḗrion) →
Scrabble 26
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Meanings

nounarchaebacterium (plural archaebacteria)

plural archaebacteria · alternative archæbacterium · alternative archebacterium · alternative archeabacterium

  1. Any primitive bacteria-like organism in the kingdom Archaea.

Synonyms & antonyms

nounconsidered ancient life forms that evolved separately from bacteria and blue-green algae

Similar
archaebacteriaarchaeobacteriaarcheobacteria
Broader
moneranmoneron
Also see
archaeon

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₂er-der.?
  2. Proto-Indo-European*h₂ergʰ-der.?
  3. Ancient Greekἄρχω (árkhō)
  4. Ancient Greekἀρχή (arkhḗ)
  5. Ancient Greekᾰ̓ρχαῖος (ărkhaîos)
  6. Ancient Greekβακτηρία (baktēría)
  7. Ancient Greekβακτήριον (baktḗrion)
  8. New Latinbactērium
  9. Englishbacterium
  10. Englisharchaebacterium

From Ancient Greek ᾰ̓ρχαῖος (ărkhaîos, “ancient”) + English bacterium.

Full word history & related roots →

Rhymes & wordplay

Rhymes with archaebacterium

Miriammycobacteriumbacteriumdeliriumimperiumdeuteriumcriteriumcorynebacteriumceriummagisteriumpuerperiumcyanobacteriumapteriumcollyriumelateriumenterobacteriumferroceriummeitneriumosmeteriumpsalterium
All rhymes →
Cite this entry
APA

archaebacterium. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/archaebacterium

MLA

“archaebacterium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/archaebacterium. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “archaebacterium,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/archaebacterium.

Source: archaebacterium on Wiktionary, CC BY-SA 4.0.