sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Aural Cascading Style Sheets | **** |
| American Cancer Society Study | **** |
| Afro Celt Sound System | **** |
| Aviation Communication Surveillance Systems | *** |
| American Commercial Security Services | *** |
| Automated Clearing Settlement System | *** |
| Audubon Cooperative Sanctuary System | *** |
| Ahram Center for Strategic Studies | *** |
| And the Crop Science Society | *** |
| Air Conditioned Self Storage | *** |
| Air Command and Staff School | *** |
| Advanced Customer Service System | *** |
| Audio Cascading Style Sheets | *** |
| Airline Customer Satisfaction Survey | *** |
| Association of Chinese Students and Scholars | *** |
| Automated Clearing and Settlement System | *** |
| Antiques Collectibles Show Sale | *** |
| Asian Cinema Studies Society | *** |
| Adult and Commuter Student Services | *** |
| Alameda County Social Services | *** |
| Americas Center on Science and Society | ** |
| adherent cell suppressor system | ** |
| anterior cervical spine surgery | ** |
| Adult Community Support Services | ** |
| African Center for Strategic Studies | ** |
| Association of California State Supervisors | ** |
| Alcatel Certified Switch Specialist | ** |
| American Catholic Sociological Society | ** |
| Annual Customer Satisfaction Survey | ** |
| Annual Canadian Salary Survey | ** |
| Australian Community Sector Survey | ** |
| Assistant Computer Support Specialist | ** |
| Airport Customer Satisfaction Survey | ** |
| Advocates Crisis Support Services | ** |
| Academic Counseling and Support Services | ** |
| Access Control Sub System | ** |
| Adult Community Services and Supports | ** |
| Arts Communications Social Sciences | ** |
| Adult Correctional Services Survey | ** |
| Agile Combat Support Systems | ** |
| Agricultural Credit Support Scheme | ** |
| Academic and Cultural Sharing Scholarship | ** |
| Aboriginal Cultural Support Services | ** |
| Aviation Communications and Surveillance Systems | ** |
| Aberdeen Catholic School System | ** |
| Academic Counseling and Student Services | ** |
| Alex Campbell Signature Series | ** |
| Applying CMMI in Small Settings | ** |
| Africa Center for Security Studies | ** |
| Africa Centre for Strategic Studies | ** |
| Australian Composite Structures Society | ** |
| Abbotsford Christian Secondary School | ** |
| Air Command Support System | ** |
| Ancient Civilizations from Scythia to Siberia | ** |
| Advanced Corporate Security Systems | ** |
| Athlete and Coach Support Services | ** |
| APEC Cyber Security Strategy | ** |
| academic counseling student services | ** |
| Advisory Commission on Safety Standards | ** |
| Amherst Center for Stage and Screen | ** |
| Anglo Chinese Secondary Schools | ** |
| Aldergrove Community Secondary School | ** |
| Arch Cradle Steel Support | ** |
| Advisory Commission for Safety Standards | ** |
| African Centre for Security Studies | ** |
| Alabama Council for the Social Studies | ** |
| Association of Chinese Student and Scholars | ** |
| Academic Computing Services and Systems | ** |
| Ability Centre Support Service | ** |
| Advanced Computer System Security | ** |
| Arrow Critical Supply Solutions | ** |
| Advisory Committee on Services Statistics | * |
| African Center for Security Studies | * |
| Alesayi Communications Space Services | * |
| American College of Spinal Surgeons | * |
| Applied Confined Space Safety | * |
| Auditory Cognitive Science Society | * |
| Access Control and Security Systems | * |
| Acquisition Center for Support Services | * |
| ADONET COST293 Spring School | * |
| Appointment Confirmation and Search Summary | * |
| Audit Commission Schools Survey | * |
| Aboriginal Cultural and Support Services | * |
| Academic and Student Services | * |
| Accounting Computer Software Solutions | * |
| Adult Community Services Supports | * |
| Arizona Council for the Social Studies | * |
| Aboriginal Community Support Service | * |
| Adult and Community Support Service | * |
| Arab Center for Strategic Studies | * |
| Association of Chinese Student Scholars | * |
| American Chemical Society of Students | * |
| Arkansas Council for the Social Studies | * |
| ASGARD Corporate Superannuation Service | * |
| Austin Cactus and Succulent Society | * |
| Automatic Clock Setting System | * |
| Automatic Continuous Spectrum Stabilization | * |
| Arctic Climate System Study | * |
| Amplitude Companded Single Sideband | * |
| Arctic Climate Systems Study | * |
| ATARS Common Sensor Suite | * |
| Attitude Control Sub System | * |
| Australian Council of Social Services | * |
| Av Computer Support Services | * |
| Aztec Calendar or Sun Stone | * |
| Aztec Calendar Sun Stone | * |