ef·​flu·​ence | \ ˈe-ˌflü-ən(t)s How to pronounce effluence (audio) ; e-ˈflü-, ə-\

Definition of effluence

1 : something that flows out
2 : an action or process of flowing out

Examples of effluence in a Sentence

Recent Examples on the Web

Among the problems caused by the island's long-running tourism boom is unregulated development and pipes carrying raw effluence directly into the sea. Euan Mckirdy, CNN, "Paradise lost? Philippines closes 'cesspool' tourist island of Boracay," 4 Apr. 2018 Angel and his team hit the main control rooms: flat-screen computers monitoring effluence, water quality, chemical inputs, pump efficiency— Paolo Bacigalupi, Wired News, "Exclusive: Read the First Chapter of Paolo Bacigalupi's New Novel The Water Knife," 27 May 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'effluence.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of effluence

1603, in the meaning defined at sense 1

Keep scrolling for more

Learn More about effluence

Statistics for effluence

Look-up Popularity

Time Traveler for effluence

The first known use of effluence was in 1603

See more words from the same year

More from Merriam-Webster on effluence

Rhyming Dictionary: Words that rhyme with effluence

Comments on effluence

What made you want to look up effluence? Please tell us where you read or heard it (including the quote, if possible).


one from the Upper Peninsula of Michigan

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!