What does AO stand for?

The list of AO abbreviation meanings.

Stands For|629Abbreviated As|0Related|0
4
Autonomous Oblast
4
Autonomous Okrug
4
Aviation Ordnance
4
Angiotensinogen
4
aortic pressure
3
Academic Office
3
Academy Official
3
Accident Only
3
Accreditation Organization
3
Acousto-Optics
3
Acousto-optical
3
Active Objects
3
Activities Office
3
Administrative Officier(Science)
3
Aevum Obscurum
3
Agreed Order
3
Air Observer
3
Air Operation
3
Air Operator
3
Aircraft Operation
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APASmart Define. (2017). ao. Retrieved September 25, 2026, from http://smartdefine.org/ao/abbreviations/f
ChicagoSmart Define. 2017. "ao" http://smartdefine.org/ao/abbreviations/f (accessed September 25, 2026).
HarvardSmart Define 2017, ao, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/ao/abbreviations/f>.
MLASmart Define. "ao" 23 September 2017. Web. 25 September 2026. <http://smartdefine.org/ao/abbreviations/f>