All Words
Wednesday, June 3, 2026
Word of the Day

effluvium

noun

An unpleasant or harmful odor, secretion, or discharge; invisible emanation, especially when noxious. Often used in plural form "effluvia."

Rare - Uncommon, specialized vocabulary

Etymology

From Latin "effluvium" (a flowing out), from "effluere" (to flow out), from "ex" (out) + "fluere" (to flow). The word emphasizes unpleasant outflows.

Examples in Use

  • 1.

    "The effluvium from the factory polluted the entire neighborhood."

  • 2.

    "Swamps were once thought to produce effluvia that caused disease."

  • 3.

    "The effluvium of the fish market was overwhelming in summer."

Related Vocabulary

Synonyms

odorstenchemissionemanation

Related Words

smelldischargeexhaustfumes

Fun Fact

Before germ theory, the "miasma theory" held that effluvia from rotting matter caused diseases like cholera and plague. While wrong about mechanism, the theory correctly linked disease to unsanitary conditions.

Word Game Tips

Letters: 9 letters (E, F, F, L, U, V, I, U, M)

Scrabble Value: 20 points

Tip: Words ending in "UM" are often good scoring opportunities.

Put Your Vocabulary to the Test!

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