sort by Rank | Alpha
| Possible Meanings | Rank |
| Amherst Central School District | **** |
| Abbeville County School District | **** |
| Adirondack Central School District | **** |
| American Center for the Study of Distance | **** |
| Albany City School District | **** |
| Are Comprised of Students | **** |
| Albany County School District | **** |
| Anderson County School District | *** |
| Allamakee Community School District | *** |
| Academy of Sciences and Department | *** |
| Additional Chief Secretary Development | ** |
| Alberta Cultural Society of the Deaf | ** |
| Air Conditioning Systems Division | ** |
| A C Sealant Detection | ** |
| Advisory Council for Sustainable Development | ** |
| Adventure Club San Diego | ** |
| Aspen Consolidated Sanitation District | ** |
| Armona Community Services District | ** |
| Alexandria City School District | ** |
| African Committee on Sustainable Development | ** |
| Application of Concurrency in System Design | ** |
| Architecture Centered Software Development | ** |
| Access Control Solutions Division | ** |
| Alpine County School District | ** |
| Accelerated Child Survival Development | ** |
| Advanced Computer Systems Development | ** |
| Automation Control Systems Division | ** |
| Association of Curriculum Supervision and Development | ** |
| Administrative and Customer Service Division | * |
| Advanced Content Server Development | * |
| Association of Canadians in Student Development | * |
| Andean Council of Social Development | * |
| Advanced Cardiovascular Support Days | * |
| Africa Committee on Sustainable Development | * |
| Acute Coronary Syndromes in Diabetics | * |
| Analog Circuit Simulator and Design tool | * |
| Australian Cool Site of the Day | * |