67 SAO definitions

Smithsonian Astrophysical Observatory 
Security Assistance Organization 
Security Assistance Office 
Single Association Object 
Surface Aviation Observation 
Surface Airways Observations 
School Attendance Order 
Security Assistance Officer 
selected attack option 
Senior Administrative Officer 
South Atlantic Ocean 
Special Astrophysical Observatory 
splanchnic artery occlusion 
State Auditor's Office 
Surface Airways Observation 
Surface Aviation Observations 
Systems Administration Office 
IATA code for All Airports, São Paulo,… 
Safety Assessment Office 
Sahel Aviation Service 
Salmonella abortusovis 
Samarium Aluminum Oxide 
Samoan 
Sandia Area Office 
Sector-At-Once 
Security Assistant Officer's 
Select Attack Option 
Selected Attack Options 
Semi Annual Oscillation 
Server Activated Object