

area of responsibility


Atlantic Ocean Region


Authorized Organizational Representative


adjusted odds ratio


Application Owning Region


Area of Operational Responsibility


Association of Realtors


Astronomical Observation Request


Atlantic Operating Region


Replenishment Oiler

abnormal occurrence report

acknowledgment of receipt

Address of Record

Adjusted odds ratios

adjusted OR

Afro International Ent. Limited

After Outliers Removed

after-operations recovery

Age of Renaissance

age-adjusted odds ratio

Agent Orange Registry

Album Oriented Rock

aldehyde ferredoxin oxidoreductase

Aldehyde oxidoreductase

Aliquippa and Ohio River Railroad

alternate opacity request

Alvarado Orthopedic Research

anchor order

Angle of Reflection

Angolan kwanza readjustado

annual operating requirement

Annual Operating Requirements

Annual Operation Requirements

aortic root

Application-Owning Region

Arctic and Offshore Research

Area of Review

Army Ordnance Regulations

At Owner's Request

Atomic-Oxygen Resistant