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  • A/O
    A/O
    account of.
  • AO
    AO
    abbreviation
    Officer of the Order of Australia
  • ao
    ao
    abbreviation
    Angola

A/O

American  
Or a/o
  1. account of.

  2. and others.


AO 1 British  

abbreviation

  1. Officer of the Order of Australia

"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

A/O 2 British  

abbreviation

  1. account of

"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

ao 3 British  

abbreviation

  1. Angola

"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

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:

In February, Malik announced that his biggest-ever solo tour would include 31 dates worldwide and kick off at Manchester's AO Arena on 12 May.

From BBC ● May 1, 2026

Fifty years after they first formed, they're playing arenas for the first time, including two nights at Manchester's AO Arena and a headline show at The O2 in London.

From BBC ● Mar. 17, 2026

Qin is preparing animal studies in partnership with the AO Research Institute Davos.

From Science Daily ● Mar. 3, 2026

His frightening reward: Sinner, the Italian hurricane and reigning back-to-back AO champion whom Djokovic hadn’t beaten in more than two years.

From The Wall Street Journal ● Jan. 30, 2026

The AO lay along the South China Sea, where things had the feel of a resort, with white beaches and palm trees and friendly little villages.

From "The Things They Carried" by Tim O'Brien

There will be plenty of traditional Vietnamese food, lion dances, a curated ao ao dai fashion show and more.

From Seattle Times ● Jan. 5, 2023

The way Topa Pila sees it, it’s a lot to ask of the inexperienced health care workers on their ao rural.

From Scientific American ● Jun. 10, 2022

“Cool,” she oozed, switching to English and hugging her fans, sporting traditional ao dai dresses with Converse high-tops.

From Los Angeles Times ● Feb. 10, 2019

And while the departure of Froome’s lieutenant Richie Porte to BMC is a blow, his new No2, Geraint Thomas, has performed impressively in 2016, winning the Volta ao Algarve and Paris-Nice.

From The Guardian ● Jun. 28, 2016

The whole ae, shall be unto ao sesquialtera, that is, as 2 is to 3.

From The Way To Geometry by William Bedwell

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