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exo-

American  
  1. a combining form meaning “outside,” “outer,” “external,” used in the formation of compound words.

    exocentric.


exo- 1 British  

combining form

  1. external, outside, or beyond

    exobiology

    exothermal

"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

exo 2 British  
/ ˈɛksəʊ /

adjective

  1. an informal word for excellent

"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

exo– Scientific  
  1. A prefix that means “outside” or “external,” as in exoskeleton.


Etymology

Origin of exo-

< Greek, combining form of éxō outside

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.

While all members participated in songwriting, it will also feature production from Compton-bred producer Dem Jointz, who has composed for Rihanna, Kanye West and Janet Jackson, as well as other prominent K-pop groups of recent years like EXO and aespa.

From Los Angeles Times

There are lots of senior K-pop idols performing at SMTown such as EXO, SHINee and Super Junior.

From Los Angeles Times

The Twickenham show will pay tribute to that three-decade journey, with a line-up that includes everyone from Red Velvet, EXO and Girl's Generation to current chart-toppers like aespa, Riize and all of the sub-units of 25-piece boyband NCT.

From BBC

In the first season, the show relied on its judges’ star power to draw in an audience — namely Kris Wu, a Chinese Canadian singer and former member of the hit K-pop group EXO.

From Seattle Times

Instead, users can don the "exo" and go.

From Science Daily