Editing FO

{{wiktionary|FO|fo|F/O|fo'|fo-}}
{{distinguish|text=[[F0 (disambiguation)]] (F followed by zero)}}
'''Fo''' or '''FO''' may refer to:

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==Arts and entertainment==
* [[Fallout (video game)|''Fallout'' (video game)]], a 1997 video game
* Fo Fai, [[List of Battle Arena Toshinden characters#Fo Fai|a character in the ''Battle Arena Toshinden'' video game series]]
* [[Folio (printing)]], a book size, the page number of books, or sheets with multiple printed pages
* [[Foreign Objects (band)]], a Pennsylvania music group
* [[FunOrb]], a 2008 Java-based gaming website

==Businesses and organisations==
* [[Par Avion (airline)]] (IATA airline designator),  airline of Tasmania, Australia
* [[Family office]], an investing office controlled by a family
* [[Felix Airways]] (IATA airline designator), a regional airline of Yemen
* [[Football Outsiders]], a website devoted to statistical analysis of the NFL
* ''[[Force Ouvrière]]'', a French trade unions confederation
* [[Foreign Office]], a department of the United Kingdom government, currently named Foreign, Commonwealth and Development Office
* [[Flybondi]] (IATA airline designator), airline of Argentina

==Mathematics, science and technology==
===Computing===

* [[FO (complexity)]], a complexity class

* [[.fo]], the country code top level domain (ccTLD) for Faroe Islands

* [[Fiber optic]]
* [[XSL Formatting Objects]] (XSL-FO), a markup language

===Other uses in mathematics, science, and technology===
* Fan out (FO), number of loads at the output of a [[ring oscillator]]
* [[First-order logic]], a system of mathematical logic
* [[Forsterite]], magnesium-rich end-member in the olivine solid solution series 
* [[Fourier number]] (Fo) in physics
* [[Fuel factor]] (F<sub>o</sub>), used to check the accuracy of an emission measurement system
* [[Fuel oil]], also called Furnace Oil
* FO, a subunit of F1FO type [[ATPase]] enzyme

==Military or aeronautical roles==
* [[Field officer]], a senior army officer
* [[First officer (aeronautics)|First Officer]], or co-pilot on an airliner
* [[Flying officer]], a Royal Air Force rank
* [[Forward Observer]], a soldier who directs artillery fire

==People==
* [[Dario Fo]] (1926–2016), Italian playwright and Nobel laureate
* [[Fo Porter]], a contestant on America's Next Top Model, Cycle 12
* ''Fó'' or ''Fú'' (佛、仏), the Chinese name for [[Gautama Buddha|Buddha]]
* [[Franco-ontarien]], referring to a French-speaking citizen of the (largely anglophone) Canadian province of Ontario, Canada

==Places==
* [[Faroe Islands]], ISO 3166-1 country code, FO
** [[.fo]], the country code top level domain (ccTLD) for Faroe Islands
** [[Faroese language]] (language code fo), a North Germanic language 
* [[Fô Department]] of the Houet Province of Burkina Faso
* {{Interlanguage link multi|Fo, Burkina Faso|fr|3=Fô (Burkina Faso)}}, the chief town in Fo Department
* [[Province of Forlì]], Italy
* [[Fort Ord]], California

==Other uses==
* [[Face Off (disambiguation)]]
* [[Faroese language]] (language code fo), a North Germanic language
* [[Foreign object (disambiguation)]]
* [[Front office]], an area where visitors arrive and first encounter a staff at a place of business
* [[Fuck off (disambiguation)]], an English expletive, and various other meanings
* [[Furka Oberalp Railway]], a Swiss railway
* [[Follow-on]], a practice of making a team bat multiple innings in a row in cricket

==See also==
*[[Foe (disambiguation)]]
* [[Pho]]

{{disambiguation|geo}}