Editing ACU

'''ACU''' may refer to:

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==Aviation==
* IATA airport code for [[Achutupo Airport]] in Guna Yala Region, Panama

== Computing ==
* Address computation unit, another name for [[address generation unit]]
* Automatic Client Upgrade, a facility within the [[Novell Open Enterprise Server]]

== Education ==
* [[Abilene Christian University]], a private Christian university located in Abilene, Texas
* [[Adichunchanagiri University]], a private university located in Karnataka, India
* [[Ahram Canadian University]], a private Egyptian university located in {{Proper name|6th}} of October City, Giza, Egypt
* [[Ajayi Crowther University]], a private Christian university located in Oyo, Oyo State Nigeria
* [[American City University]] in California or Wyoming
* [[Arizona Christian University]], a private Christian university located in Phoenix, Arizona
* [[Association of Commonwealth Universities]], an association that represents over 480 universities from Commonwealth countries
* [[Australian Catholic University]], Australia's only public Catholic university

== Geography ==
* [[Açu]], municipality in the state of Rio Grande do Norte, Brazil
* [[Açu River]], another name for the Piranhas River in Brazil
* [[Pariquera-Açu]], a municipality in the state of São Paulo in Brazil
* [[Superporto do Açu]], an industrial port complex in the state of Rio de Janeiro in Brazil

== Organizations ==
* [[Acu Publishing]], an imprint of the German group VDM Publishing devoted to the reproduction of Wikipedia content
* [[Altura Credit Union]], a credit union in California
* [[American Conservative Union]], a political lobbying group in the US
* [[Arab Customs Union]], an organization under the Arab League for a Customs Union between Arab Members of the League
* [[Asian Clearing Union]], an organization that settles international payments between member countries
* [[Assiniboine Credit Union]], a credit union in Manitoba
* [[Auto-Cycle Union]], the governing body of motorcycle sport in Great Britain
* [[American Coalition for Ukraine]], a coalition of organizations that advocate for US support of Ukraine's defence and sovereignty

== Military ==
* [[Army Combat Uniform]], the combat uniform worn by the US Army, US Air Force, and US Space Force
* Assault Craft Unit, military units of the [[US Navy]] that specialize in amphibious warfare

== Transportation ==
* [[Auto-Cycle Union]], an officially recognised motorcycle governing body of the UK
* Automovil Club del Uruguay, a member of the [[List of FIA member organisations|Fédération Internationale de l'Automobile]]

== Other uses ==
* ACU, a [[codon]] for the amino acid [[threonine]]
* [[ACU (Utrecht)]], a music venue in Utrecht, the Netherlands
* Armored Command Unit, the key unit in the RTS video game ''[[Supreme Commander (game)|Supreme Commander]]''
* [[Asian Currency Unit]], a proposed unit of currency for Asia and Oceania
* ''[[Assassin's Creed Unity]]'', a game set during the French Revolution

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