Word.ws English Dictionary

Plural of effluvium

irregular plural

The plural of effluvium is effluvia or effluviums.

Forms of effluvium

Singulareffluvium /ɪˈfluːvi.əm/
Pluraleffluvia
effluviums
Countablecountable and uncountable

Effluvia and effluviums in a sentence

  • The earth exhales vapor; marshes exhale noxious effluvia.From the entry exhale

Meaning of effluvium

  1. noun A gaseous or vaporous emission, especially a foul-smelling one.
  2. noun A condition causing the shedding of hair.

Full definition of effluvium

Nouns ending in -um: plural -a

Questions about the plural of effluvium

What is the plural of effluvium?
The plural of effluvium is effluvia or effluviums.
Which is correct, effluvia or effluviums?
Both are used. effluvia is the more common of the two in English writing.
Is effluvium countable?
Effluvium is a countable and uncountable noun.

Source and license

Adapted from Wiktionary: effluvium (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 effluvium.” Word.ws, https://word.ws/plural/effluvium. Based on Wiktionary, CC BY-SA 4.0.