Word.ws English Dictionary

Plural of lactobacillus

irregular plural

The plural of lactobacillus is lactobacilli.

Forms of lactobacillus

Singularlactobacillus
Plurallactobacilli
Countablecountable

Lactobacilli in a sentence

  • Bactofugation allows for the removal of 98–99% of anaerobic spores, 95% of aerobic spores, and 90–92% of lactobacilli.2023 November, Essam Hebishy, Oktay Yerlikaya, Jennifer Mahony, Asli Akpinar, Derya Saygili, “Microbiological aspects and challenges of…. From the entry bactofugation

Meaning of lactobacillus

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

Full definition of lactobacillus

Nouns ending in -us: plural -i

Questions about the plural of lactobacillus

What is the plural of lactobacillus?
The plural of lactobacillus is lactobacilli.
Is lactobacillus countable?
Lactobacillus is a countable noun.

Source and license

Adapted from Wiktionary: lactobacillus (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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