# XO

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> Markdown URL: https://mediated.wiki/source/XO.md
> Source: https://en.wikipedia.org/wiki/XO
> Source revision: 1339155644
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

For uses of

X0 (X followed by zero), see [X0 (disambiguation)](/source/X0_(disambiguation)).

**Xo** or **XO** may refer to:

## Arts and entertainment

- [XO (group)](/source/XO_(group)), British girl group
- [XO (record label)](/source/XO_(record_label)), founded by the Weeknd
- [*XO* (Elliott Smith album)](/source/XO_(Elliott_Smith_album)), 1998
- [*XO* (Leathermouth album)](/source/XO_(Leathermouth_album)), 2009
- [X-O Manowar](/source/X-O_Manowar), a Valiant Comics superhero
- *[Super Robot Wars XO](/source/Super_Robot_Wars_XO)*, a 2006 tactical role-playing video game
- Xiomara "Xo" Villanueva, a character on *[Jane the Virgin](/source/Jane_the_Virgin)*, an American satirical telenovela

### Songs

- ["XO" (song)](/source/XO_(song)), 2013, by Beyoncé from her [self-titled studio album](/source/Beyonc%C3%A9_(album))
- "XO", 2005, by Fall Out Boy from the album *[From Under the Cork Tree](/source/From_Under_the_Cork_Tree)*
- "XO", 2010, by Mike Posner from the album *[31 Minutes to Takeoff](/source/31_Minutes_to_Takeoff)*
- "XO", 2015, by [The Eden Project](/source/Eden_(Irish_musician))
- "XO", 2022, by girl group [Citizen Queen](/source/Citizen_Queen)
- "Xo", 2022, by Stand Atlantic from the album [*F.E.A.R.*](/source/F.E.A.R._(Stand_Atlantic_album))
- "XO (Only If You Say Yes)", by K-pop boy group [Enhypen](/source/Enhypen)
- "X.O.", 1996, by Luniz from the film soundtrack *[Original Gangstas](/source/Original_Gangstas_(soundtrack))*
- "XO / The Host", 2011, by the Weeknd from his third mixtape *[Echoes of Silence](/source/Echoes_of_Silence)*

## Businesses

- [XO Communications](/source/XO_Communications), a telecom company
- [XO Group](/source/XO_Group), a media company

## Food and drink

- [XO sauce](/source/XO_sauce), a spicy seafood-based dressing sauce
- XO (*extra old*), a [grade of cognac](/source/Cognac_(drink)#Grades) liquor

## Science and technology

- [XO Telescope](/source/XO_Telescope) or its exo-planet survey
- [OLPC XO](/source/OLPC_XO), a laptop produced by the One Laptop per Child association
- [XO sex determination system](/source/XO_sex-determination_system), a chromosomal system used to designate sex of some species of insects, arachnids, and mammals - XO, heterogametic male designation under this system
- [Turner syndrome](/source/Turner_syndrome), a genetic condition in which one of the sex chromosomes is absent
- [Xanthine oxidase](/source/Xanthine_oxidase), an enzyme that catalyzes the oxidation of hypoxanthine to xanthine
- [Xylenol orange](/source/Xylenol_orange), a chemical indicator for metal ions, used in titrations
- [Crystal oscillator](/source/Crystal_oscillator) (deprecated abbreviation: XO), an electronic circuit

## Other uses

- [Executive officer](/source/Executive_officer) or XO, as in a military or police force
- [Hugs and kisses](/source/Hugs_and_kisses) or XO
- [LTE International Airways](/source/LTE_International_Airways)'s IATA airline code
- [Miami XO](/source/Miami_XO), American rapper

## See also

- [Chi Omega](/source/Chi_Omega) ("ΧΩ"), a National Panhellenic Conference women's fraternity
- [Executive order (disambiguation)](/source/Executive_order_(disambiguation)), an edict by a member of the executive branch of a government
- [Exo (disambiguation)](/source/Exo_(disambiguation)), multiple terms
- [OX (disambiguation)](/source/OX_(disambiguation))
- [Tic-tac-toe](/source/Tic-tac-toe), a game using X's and O's
- [X's and O's (disambiguation)](/source/X's_and_O's_(disambiguation))
- [Xbox One](/source/Xbox_One) (XBO), a video game console by Microsoft
- [XOXO (disambiguation)](/source/XOXO_(disambiguation))

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Adapted from the Wikipedia article [XO](https://en.wikipedia.org/wiki/XO) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/XO?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.