archaebacterium
/ˌɑrkiˌbækˈtɪriəm/
noun
- A type of single-celled organism that lives in extreme environments, such as hot springs, salt lakes, or deep-sea vents, and is different from bacteria and other life forms.
- Scientists discovered a new archaebacterium living in the boiling hot springs of Yellowstone.
- The archaebacterium found in the deep ocean uses sulfur instead of oxygen to produce energy.
- An archaebacterium can survive in salt concentrations that would kill most other organisms.
Synonyms