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  • reunion
    reunion
    noun
    the act of uniting again.
  • Réunion
    Réunion
    noun
    an island in the Indian Ocean, E of Madagascar: an overseas department of France. 970 sq. mi. (2,512 sq. km). St. Denis.
Synonyms

reunion

1 American  
[ree-yoon-yuhn] / riˈyun yən /

noun

  1. the act of uniting again.

  2. the state of being united again.

  3. a gathering of relatives, friends, or associates at regular intervals or after separation.

    The alumnae parade is a cherished tradition at my college reunion.


Réunion 2 American  
[ree-yoon-yuhn, rey-y-nyawn] / riˈyun yən, reɪ üˈnyɔ̃ /

noun

  1. an island in the Indian Ocean, E of Madagascar: an overseas department of France. 970 sq. mi. (2,512 sq. km). St. Denis.


reunion 1 British  
/ riːˈjuːnjən /

noun

  1. the act or process of coming together again

  2. the state or condition of having been brought together again

  3. a gathering of relatives, friends, or former associates

"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

Réunion 2 British  
/ reynjɔ̃, riːˈjuːnjən /

noun

  1. an island in the Indian Ocean, in the Mascarene Islands: an overseas region of France, having been in French possession since 1642. A number of far-flung and uninhabited islands, some located on the opposite side of Madagascar, were also politically part of Réunion until 2007, when they were transferred to the French Southern and Antarctic Territories. Capital: Saint-Denis. Pop: 767 000 (2004 est). Area: 2510 sq km (970 sq miles)

"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

Etymology

Origin of reunion

First recorded in 1600–10; re- + union

Explanation

A reunion usually refers to a gathering of folks who haven't seen each other for a long time. High school reunions are notorious for reuniting middle aged people who are anxious to relive their high school years. Since a union is a state of togetherness — like a marriage — a reunion is when people get back together after some sort of separation. This could refer to a political reunification — like the reunion of East and West Germany as one nation — but it's usually smaller in scale. At high school and college reunions, people see friends they haven’t seen for years. A reunion doesn't have to be so official. Seeing any friend after an absence is a reunion.

Keep Reading on Vocabulary.com

Vocabulary lists containing reunion

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.

Amelia Knox, a moderator for the private Facebook group The Swiftie's Society, is hoping for a reunion between Swift and guests of The Graham Norton Show who starred in her recent Opalite music video.

From BBC • Jun. 5, 2026

Speculation surrounding Rodgers’ comeback had been swirling for months after the veteran quarterback was spotted at the Steelers’ training facilities, sparking widespread rumors that a reunion was imminent.

From MarketWatch • May 29, 2026

With a full band accompanying the Reconstructionist congregation’s services, the tone was one of joy, reunion and celebration.

From Los Angeles Times • May 20, 2026

During a presentation at a Harvard Business School reunion, one mom asked if colleges know which students get the added time.

From The Wall Street Journal • May 19, 2026

All these worries and more swirled through Penelope’s mind as she dressed for this long-awaited reunion.

From "The Hidden Gallery" by Maryrose Wood

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