Word.ws English Dictionary

bacterias

bacterias is the plural of bacteria.

Meaning of bacteria

Noun (1)

bacteria (plural bacterias)

  1. (US) A type, species, or strain of bacterium.
    • Anaerobic bacteria function in the absence of oxygen, where as aerobic bacteria require sunlight and also oxygen. Both these bacterias are capable of breaking down the organic matter […]2002, A.C. Panchdhari, Water Supply and Sanitary Installations, 2nd edition, →ISBN, page 177
  2. (derogatory, slang) Lowlife, slob (could be treated as plural or singular).

Noun (2)

bacteria (plural bacteriae)

  1. (dated) An oval bacterium, as distinguished from a spherical coccus or rod-shaped bacillus.

Questions about bacterias

What is bacterias the plural of?
Bacterias is the plural of bacteria.

Words near bacterias in the dictionary

  1. bacterialike
  2. bacterialization
  3. bacterializations
  4. bacterially
  5. bacterian
  6. bacterias
  7. bacteric
  8. bactericidal
  9. bactericidally
  10. bactericidals
  11. bactericide

Source and license

Adapted from Wiktionary: bacterias (page history and authors); bacteria (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “bacterias.” Word.ws, https://word.ws/bacterias. Based on Wiktionary, CC BY-SA 4.0.