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  • ex
    ex
    preposition
    without, not including, or without the right to have.
  • EX
    EX
    abbreviation
  • ex-
    ex-
    a prefix meaning “out of,” “from,” and hence “utterly,” “thoroughly,” and sometimes meaning “not” or “without” or indicating a former title, status, etc.; freely used as an English formative: exstipulate; exterritorial; ex-president (former president); ex-member; ex-wife .
  • ex.
    ex.
    abbreviation
    examination.
  • Ex.
    Ex.
    abbreviation
    Exodus.
Synonyms

ex

1 American  
[eks] / ɛks /

preposition

  1. Finance. without, not including, or without the right to have.

    ex interest; ex rights.

  2. Commerce. free of charges to the purchaser until the time of removal from a specified place or thing.

    ex ship; ex warehouse; ex elevator.

  3. (in U.S. colleges and universities) from, but not graduated with, the class of.

    ex '47.


ex 2 American  
[eks] / ɛks /

noun

Informal.
  1. a former spouse or a former partner in a long-term romantic relationship; ex-wife, ex-husband, or ex-lover.


ex 3 American  
[eks] / ɛks /

noun

  1. the letter X, x.


ex 4 American  
[eks] / ɛks /

adjective

Slang.
  1. excellent.


EX 5 American  

abbreviation

  1. Biology, Ecology. extinct.


ex- 6 American  
  1. a prefix meaning “out of,” “from,” and hence “utterly,” “thoroughly,” and sometimes meaning “not” or “without” or indicating a former title, status, etc.; freely used as an English formative: exstipulate; exterritorial; ex-president (former president); ex-member; ex-wife .


ex- 7 American  
  1. variant of exo-.


ex- 8 American  
  1. a prefix identical in meaning with ex- 1, occurring before vowels in words of Greek origin: exarch; exegesis .


ex. 9 American  

abbreviation

  1. examination.

  2. examined.

  3. example.

  4. except.

  5. exception.

  6. exchange.

  7. excursion.

  8. executed.

  9. executive.

  10. express.

  11. extra.


Ex. 10 American  

abbreviation

Bible.
  1. Exodus.


ex- 1 British  

prefix

  1. out of; outside of; from

    exclosure

    exurbia

  2. former

    ex-wife

"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

ex 2 British  
/ ɛks /

preposition

  1. finance not participating in; excluding; without

    ex bonus

    ex dividend

    ex rights

  2. commerce without charge to the buyer until removed from

    ex quay

    ex ship

    ex works

"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

ex 3 British  
/ ɛks /

noun

  1. informal (a person's) former wife, husband, etc

  2. short for examination

"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

Ex. 4 British  

abbreviation

  1. Exodus

"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

ex- 5 British  

combining form

  1. a variant of exo-

    exergonic

"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 ex1

First recorded in 1835–45; from Latin; see ex- 1

Origin of ex2

First recorded in 1820–30; by shortening

Origin of ex4

First recorded in 1920–25; by shortening

Origin of ex-6

< Latin, combining form of ex, ē (preposition) out (of ), from, beyond

Origin of ex-8

From Greek combining form of ex, ek, “out (of), from, beyond”; see ec-, ex- 1

Vocabulary lists containing ex

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:

And just like that first-season turnaround in a pub dart game, where Ted shows up Rebecca’s vituperative ex, Rupert, good old Coach Lasso leaps in to caramelize Alice’s insult into golden, heartwarming sunshine.

From Salon Sep. 10, 2026

Laura Overdeck arrived on the scene at one point and told cops she wanted her soon-to-be ex gone, the Post reported.

From The Wall Street Journal Aug. 31, 2026

Gov. Gavin Newsom, an ex officio regent who appoints most of the board, has not taken a position.

From Los Angeles Times Aug. 27, 2026

Her ex stopped paying child maintenance regularly five years ago, and is more than £10,000 in arrears.

From BBC Aug. 17, 2026

The mother scowled at the doctor as if he were one of her ex sons-in-law.

From "How the García Girls Lost Their Accents" by Julia Alvarez

Castelo said she bought two pairs for herself, including a pair of Delegation EX, a modern twist on classic shoes worn by Japanese athletes in the 1960s.

From The Wall Street Journal Sep. 7, 2026

It added it would have a long bonnet to give it a "torpedo-shaped form", drawing inspiration from the company's experimental cars of the 1920s, known as EX models, and the Art Deco era.

From BBC Apr. 14, 2026

The infalling matter collides with other material bound to the white dwarf, forming tall columns of hot gas that emit intense X-rays, making systems like EX Hydrae ideal targets for IXPE.

From Science Daily Jan. 8, 2026

Low-mileage 2023 Honda Accord EX models, for example, are being advertised at close to $28,000.

From Seattle Times Feb. 28, 2024

The Baron's fullness of contour we have already noticed; in Mandell-Essington, EX Bunker, was to be seen even less evidence of the march of time.

From Count Bunker: being a bald yet veracious chronicle containing some further particulars of two gentlemen whose previous careers were touched upon in a tome entitled the Lunatic at Large by J. Storer (Joseph Storer) Clouston

“Integrating Europe’s capital markets to better channel high household savings towards productive investments in the EU will be essential,” ex- European Central Bank President Mario Draghi concluded in his landmark 2024 report on continental competitiveness.

From Barron's Mar. 30, 2026

The iHeartMedia release added that the ex- “GMA” personalities — who have since been replaced — will work together on additional iHeartPodcasts programming.

From Los Angeles Times Nov. 1, 2023

An ex- commander of the rebel Free Syrian Army was also sanctioned.

From Reuters Mar. 28, 2023

Andersson-Dubin, an ex- model who previously worked as an internist and is a frequent presence on New York’s society scene, said she dated Epstein “on and off” for seven or eight years beginning in 1983.

From Washington Post Dec. 17, 2021

He was starting to ex- plain its destructive power when Kurnakov cut him off.

From "Bomb" by Steve Sheinkin

“And weird that you’re friends with your ex. Why do you need so much male attention? It’s a huge red flag. I mean, haven’t you seen ‘When Harry Met Sally’?

From Los Angeles Times Nov. 22, 2024

“On the outside world, I would never date a friend’s ex. I would never befriend your ex.”

From Los Angeles Times Oct. 15, 2023

“A lot of people I’ve talked to are saying this reminds me of my ex. This reminds me of how my ex responded to the breakup,” she said.

From Seattle Times Apr. 13, 2022

Melania responded with a statement including the lines: "There is clearly no substance to this statement from an ex. Unfortunately only attention seeking and self-serving noise."

From BBC Oct. 10, 2017

These charms were possessed of various degrees of virtue, ex. gratiae.

From The Mirror of Literature, Amusement, and Instruction Volume 13, No. 355, February 7, 1829 by Various

Ex.: “...then my roommate walked in and he... etc.”

From Slate Jun. 20, 2016

In Ex. xxii. 7-9 the person condemned had to pay or restore double the value of the things stolen.

From The Old Testament In the Light of The Historical Records and Legends of Assyria and Babylonia by Theophilus Goldridge Pinches

As regards the Decalogue, as usually understood, and embodied in the parallel passages in Ex. xx. and Deut. v., certain preliminary points of detail have to be noticed.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 10 "David, St" to "Demidov" by Various

Deuteronomic Legalism.—The book of Deuteronomy was the product of prophetic teaching operating on traditional custom, which was represented in its essential features by the two codes of legislation contained in Ex. xx. 24-xxiii.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

A similar displacement has taken place with regard to Ex. xxxiv. 6-9, which clearly forms the sequel to xxxiii. 17-23.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 1 "Evangelical Church Conference" to "Fairbairn, Sir William" by Various

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