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confluence

American  
[kon-floo-uhns] / ˈkɒn flu əns /
Also conflux

noun

confluences plural
  1. a flowing together of two or more streams, rivers, or the like.

    the confluence of the Missouri and Mississippi rivers.

  2. their place of junction.

    St. Louis is at the confluence of the Missouri and Mississippi rivers.

  3. a body of water formed by the flowing together of two or more streams, rivers, or the like.

  4. a coming together of people or things; concourse.

    Synonyms:
    meeting, union
  5. a crowd or throng; assemblage.


confluence British  
/ ˈkɒnflʊəns, ˈkɒnflʌks /

noun

  1. a merging or flowing together, esp of rivers

  2. a gathering together, esp of people

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

confluence Scientific  
/ kŏnflo̅o̅-əns /
  1. A flowing together of two or more streams or two or more glaciers.

  2. The point of juncture of such streams or glaciers.

  3. The combined stream or glacier formed by this juncture.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of confluence

First recorded in 1375–1425; late Middle English, from Middle French, from Late Latin confluentia, from Latin confluent-, stem of confluēns “flowing together” ( see confluent) + -ia -ia

Explanation

Confluence means a flowing together. In a literal sense, it's about rivers. But it's more often used to talk about the coming together of factors or ideas, or of cultures in a diverse city. Con- means "with," and -fluence sounds like "flow." When things come together like rivers do, flowing from entirely different places, you call that a confluence. If the senior class needs to raise money for a class trip, and the drama club is looking for someone to do concessions during intermission at the school play, that's a confluence of factors.

Keep Reading on Vocabulary.com

Vocabulary lists containing confluence

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Experts point to a confluence of factors — and, primarily, that consumers want choices.

From MarketWatch Jul. 5, 2026

This expansionist push brought these cultures into new confluence and conflict.

From BBC Jul. 4, 2026

Starbucks Korea said it chose the setting for the "scenic confluence of the Han and Imjin rivers" that offer visitors a "unique place to relax amid nature".

From Barron's Jul. 2, 2026

And no matter how much I prepare for the confluence of these two events, there will inevitably be some part of myself, throughout the day, that feels like I’m doing it wrong.

From Salon Jun. 18, 2026

Throughout the years, Pittsburgh had welcomed all—anyone who wanted to work hard could come to the confluence of the Allegheny and Monongahela Rivers.

From "Ophie's Ghosts" by Justina Ireland

For Boggs, Baldwin’s nonfiction informed his fiction; there are “continuities and confluences between and across his work in both genres.”

From Los Angeles Times Aug. 18, 2025

Harel's focus on the confluences of Darwin's life rather than its conflicts offers a refreshing take on his legacy.

From Scientific American Oct. 15, 2022

So it has a lot of really wonderful confluences.

From Washington Post Oct. 5, 2021

Occasions formed confluences with other occasions: social, political, and personal themes that would make "The Texas Chain Saw Massacre" more than just a movie.

From Salon May 26, 2019

Indeed, the magnificence of some of them who are detached for duty at certain "great confluences of human existence" is such that you see strangers standing and gaping at the giants in sheer amazement.

From Lippincott's Magazine of Popular Literature and Science Volume 11, No. 22, January, 1873 by Various

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