Word.ws English Dictionary

Plural of rhizobium

irregular plural

The plural of rhizobium is rhizobia.

Forms of rhizobium

Singularrhizobium
Pluralrhizobia
Countablecountable

Rhizobia in a sentence

  • Like rhizobia, Frankia strains can enter the roots of their host plants either intracellularly, via root hairs, or intercellularly, depending on the host plant species.2005, J.K. Vessey et al., “Root-based N2-fixing symbioses”, in Lambers & Colmer, editors, Root Physiology, →ISBN, page 59. From the entry intercellularly

Meaning of rhizobium

  1. noun Any of various bacteria, of the genus Rhizobium, that form nodules on the roots of legumes and fix nitrogen.
  2. noun Any diazotrophic bacterium that can fix nitrogen and form root nodules in legumes.

Full definition of rhizobium

Nouns ending in -um: plural -a

Questions about the plural of rhizobium

What is the plural of rhizobium?
The plural of rhizobium is rhizobia.
Is rhizobium countable?
Rhizobium is a countable noun.

Source and license

Adapted from Wiktionary: rhizobium (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.

Last updated:

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