Definition, Meaning & Synonyms

archaebacteria

noun
/ˌɑːr.keɪ.bækˈtɪər.ɪ.ə/
Definition
Archaebacteria are a group of microorganisms that are similar to bacteria but have distinct genetic and biochemical properties.
Examples
  • Archaebacteria can survive in conditions that are inhospitable to most other life forms.
  • Researchers study archaebacteria to understand the origins of life on our planet.
  • Some archaebacteria are known to produce methane, a potent greenhouse gas.
Meaning
They are among the oldest forms of life on Earth, often found in extreme environments, such as hot springs and salt lakes.
Synonyms
  • archaeon
  • extremophile (in certain contexts)