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Bacteria

Bacteria

WordNet



noun


(1)   (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered plants
Wiktonary



Proper noun


Bacteria
  1. In the three-domain system, a taxonomic domain comprising the single kingdom also called Bacteria containing about 25 phyla.
  2. In the two-empire system, a taxonomic kingdom, within domain Prokaryota - single cell organisms (the bacteria); once divided into the Archaebacteria and Eubacteria.

See also