all or none
Angola-new kwanza (currency)
“Bidh fear an aon mhairt aig uairean gun bhainne” is a frequent saying, and implies more than is at first sight apparent.
The Celtic Magazine, Vol. 1, No. 3, January 1876 Various
aonides (aon′ides), a name of the Muses, from the country aonia.
1000 Mythological Characters Briefly Described Edward S. Ellis
Agus cha ‘n fhiu mi tuilleadh gu ‘n goirte do mhacsa dhiom: deon mi mar aon do d’ luchd tuarasdail.
The English Language Robert Gordon Latham
noting a vessel regarded by a shipping-classification society as being equipped to the highest standard and with equipment maintained in first-class condition. Also, A number one. Informal. first-class; excellent; superior: The meals there are A one. American Organization of Nurse Executives
abbreviation (in England, Wales, and Northern Ireland) Area of Outstanding Natural Beauty: an area designated by the appropriate government bodies as requiring protection to conserve and enhance its natural beauty
aoo American Oceanic Organization
aop aspect-oriented programming