synonyms, antonyms, definitions, examples & translations of bacteria in English

English Online Dictionary. What means bacteria‎? What does bacteria mean?

  • (General American) IPA(key): /bækˈtɪɹ.i.ə/
  • (Received Pronunciation) IPA(key): /bakˈtɪəriə/
  • Rhymes: -ɪəɹiə

Irregular plural of bacterium from New Latin bactēria, from Ancient Greek βακτήριον (baktḗrion), little rod.


  1. plural of bacterium

bacteria (plural bacterias)

  1. (US) A type, species, or strain of bacterium.
  2. (US, proscribed) Alternative form of bacterium.
  3. (derogatory, slang) Lowlife, slob (could be treated as plural or singular).
  • This is the plural form of the word. While it is often used as if it were singular (as a collective noun), this is considered nonstandard by some in the US and more elsewhere. See the usage examples under bacterium.
  • culture (collective noun)

From New Latin bactēria, from Ancient Greek βακτηρίᾱ (baktēríā, rod, stick).

bacteria (plural bacteriae)

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

bacteria f (plural bacterias)

  1. bacterium


  1. nominative/accusative/vocative plural of bactērium

Borrowed from New Latin bacteria, plural of bactērium, from Ancient Greek βακτήριον (baktḗrion), little rod.

  • IPA(key): /baɡˈteɾja/ [baɣ̞ˈt̪e.ɾja]
  • Rhymes: -eɾja
  • Syllabification: bac‧te‧ria

bacteria f (plural bacterias)

  1. bacterium
  • “bacteria”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014

From New Latin bactēria, plural of bactērium, from Ancient Greek βακτήριον (baktḗrion).

  • IPA(key): /bakˈtɛrja/
  • Rhymes: -ɛrja

bacteria m (collective, singulative bacteriwm)

  1. bacteria

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