Word.ws English Dictionary

lactobacillus

lactobacillus noun: any of many rod-shaped, nonmotile, aerobic bacteria, of the genus Lactobacillus, that ferment sugars to form lactic acid.

Noun

lactobacillus (plural lactobacilli)

  1. Any of many rod-shaped, nonmotile, aerobic bacteria, of the genus Lactobacillus, that ferment sugars to form lactic acid

Forms of lactobacillus

plurallactobacilli

Plural of lactobacillus: lactobacilli

Origin of lactobacillus

From the genus name. lacto- + bacillus

Words formed from lactobacillus

Questions about lactobacillus

What does lactobacillus mean?
Lactobacillus means any of many rod-shaped, nonmotile, aerobic bacteria, of the genus Lactobacillus, that ferment sugars to form lactic acid.
What part of speech is lactobacillus?
Lactobacillus is a noun.
What is the plural of lactobacillus?
The plural of lactobacillus is lactobacilli.

Words near lactobacillus in the dictionary

  1. lactobacillemia
  2. lactobacilli
  3. lactobacillic
  4. lactobacillic acid
  5. lactobacillogenic
  6. lactobacillus
  7. lactobacteria
  8. lactobacterium
  9. lactobionate
  10. lactobionates
  11. lactobionic acid

Source and license

Adapted from Wiktionary: lactobacillus (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.

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