bacteria definition

  • noun:
    • Plural of bacterium.
    • Plural as a type of bacterium.
    • a sort, species, or stress of bacterium
    • Alternative kind of bacterium.
    • A derisive term for a lowlife or a slob (could be treated as plural or single).
    • An oval bacterium, as distinguished from a spherical coccus or rod-shaped bacillus
    • Plural of bacterium, [capitalized] A genus of gressorial orthopterous pests, for the family Phasmidæ; the stick-insects or walking-sticks. B. sarmentosa is all about 10 inches very long. See Phasmidæ.
    • (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; crucial as pathogens and biochemical properties; taxonomy is difficult; frequently regarded as being plants
  • noun-plural:
    • See bacterium.

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  • Urban Dictionary for "bacteria"
    • little microrgansims that can cause disease…
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  • Medical Dictionary for "bacteria"
    • Single-celled microorganisms that will occur either…
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