A a


    • US Pronunciation
    • US IPA
    • [ahr-kee-bak-teer-ee-uh]
    • /ˌɑr ki bækˈtɪər i ə/
    • US Pronunciation
    • US IPA
    • [ahr-kee-bak-teer-ee-uh]
    • /ˌɑr ki bækˈtɪər i ə/

Definitions of archaebacteria word

  • noun plural archaebacteria (formerly) a group of microorganisms now regarded as members of the Archaea 3
  • noun plural archaebacteria any of a large group of primitive bacteria having unusual cell walls, membrane lipids, ribosomes, and RNA sequences, and having the ability to produce methane and to live in anaerobic, extremely hot, salty, or acidic conditions; archaea 3
  • noun archaebacteria Microorganisms that are similar to bacteria in size and simplicity of structure but radically different in molecular organization. They are now believed to constitute an ancient intermediate group between the bacteria and eukaryotes. 1
  • noun archaebacteria plural of archaebacterium. 0

Information block about the term

Origin of archaebacteria

First appearance:

before 1977
One of the 1% newest English words
1977; < New Latin, equivalent to archae-, irregular for archaeo- archaeo- (perhaps an erroneous Latinizing of Greek arche- arche-) + bacteria bacteria

Historical Comparancy

Parts of speech for Archaebacteria


archaebacteria popularity

A common word. It’s meaning is known to most children of preschool age. About 70% of English native speakers know the meaning and use the word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

archaebacteria usage trend in Literature

This diagram is provided by Google Ngram Viewer

Top questions with archaebacteria

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See also

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