Standard Lemma guide

effluent

adj · noun · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈɛfluːənt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈɛfluənt/
  • CMU ARPABET: EH1 F L UW0 AH0 N T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Flowing out; outflowing.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A stream that flows out, such as from a lake or reservoir; an outflow; effluence.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Examples

  • The landscape was dotted with reservoirs and many many effluent streams.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Sewage or waste water discharged into a natural body of water.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Examples

  • Residents have little control over the industrial effluent that pollutes their rivers.

Meaning relationships

Synonyms: discharge

Antonyms: none provided

4

adjective satellite

Meaning 4

that is flowing outward

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: outflowing

Antonyms: none provided

5

noun

Meaning 5

water mixed with waste matter

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: wastewater, sewer water

Antonyms: none provided

Broader terms: waste, waste material, waste matter, waste product

History

Etymology

From French effluent, from Latin effluens, effluentis. By surface analysis, e- + fluent.

Across languages

Translations

11 source translations are retained for this English entry.

  • Bulgarian: водосток (vodostok) — flow of liquid waste
  • Catalan: efluent — flow of liquid waste
  • Chinese Mandarin: 廢水 /废水 (fèishuǐ) — flow of liquid waste
  • Chinese Mandarin: 污水 (wūshuǐ) — flow of liquid waste
  • Chinese Mandarin: 髒水 /脏水 (zāngshuǐ) — flow of liquid waste
  • Finnish: jätevesi — flow of liquid waste
  • French: effluent — flow of liquid waste
  • Italian: effluente — flow of liquid waste
  • Māori: waiparakaingaki — flow of liquid waste
  • Spanish: efluente — flow of liquid waste
  • Spanish: vertido — flow of liquid waste