sort by Rank | Alpha
| Possible Meanings | Rank |
| Current Research Information Systems | **** |
| Creative Research Initiative Sousei | *** |
| Canadian Rural Information Service | *** |
| Communications Rights in the Information Society | *** |
| Construction Research and Innovation Strategy | *** |
| Cost Recovery Impact Statement | *** |
| Commonwealth Regional Information Service | *** |
| Costa Rica International Sports | *** |
| Comparative Regional Integration Studies | *** |
| Caravan Registration and Identification Scheme | *** |
| Cosmic Ray International Seminar | *** |
| Centre for Risk and Insurance Studies | *** |
| Cryptography and Information Security | *** |
| Criminals Return Into Society | *** |
| Cultural Resource Information System | *** |
| Champion Residential Investment Specialist | *** |
| Current Research Information Service | *** |
| Center for Research in Intelligent Systems | *** |
| Centre for Research Into Sustainability | *** |
| Chicagoland Radio Information Service | *** |
| Court Registry Investment System | *** |
| Connecticut Radio Information System | *** |
| Cross Racial Identity Scale | *** |
| Collections and Research Information System | *** |
| Customer Records Information System | *** |
| Child Record Information System | *** |
| Chesapeake Regional Information Service | *** |
| Commanders Resource Integration System | *** |
| Clear Run Intermediate School | *** |
| Comprehensive Rate Information System | *** |
| Cardholder Risk Identification Service | *** |
| Client Registry Information System_Enhanced | *** |
| Climate Registry Information System | *** |
| Client Registry Information System | *** |
| chest radiograph index score | ** |
| Comparative Review of Information Systems | ** |
| Communications Rights in Information Society | ** |
| comparative reciprocal intradermal mycobacterial sensitin | ** |
| Coping Resources Inventory for Stress | ** |
| Corporate Registration Information System | ** |
| Conference on Critical Infrastructures | ** |
| Cholesterol Reduction Intervention Study | ** |
| Community Refugee and Immigration Services | ** |
| Crash Records Information System | ** |
| Center for Research on Innovation and Society | ** |
| Center for Risk and Integrated Sciences | ** |
| County Road Information System | ** |
| Cuyahoga Regional Information System | ** |
| Community Resource Information System | ** |
| Catholic Resource and Information Service | ** |
| Centre for Railways Information System | ** |
| Community Recreational Initiatives Society | ** |
| Crime Reporting Information System | ** |
| CBA Request Information System | ** |
| Client and Resource Information System | ** |
| Case Review Information System | ** |
| Community Relations in Schools | ** |
| Child Recognition Identification System | ** |
| Clinical Research Informatics Service | ** |
| Community Resident Information Services | ** |
| Customer Related Information System | ** |
| Center for Research in Science | ** |
| Center for Research on the Internet and Schools | ** |
| County Rate Information System | ** |
| Communication Resource and Information Service | ** |
| Centre for Railway Information Services | ** |
| Centre for Robotics Intelligent Systems | ** |
| Clinical Research Informatics Services | ** |
| Coastal Resource Inventory System | ** |
| Coastal Resources Inventory System | ** |
| Canadian Research Information System | * |
| Christian Religious Internalization Scale | * |
| Christliches Research Institut Schweiz | * |
| Compact Residential Infrastructure System | * |
| Complex Reduced Instruction Set | * |
| Country Response Information Systems | * |
| Cultural Resources Information System | * |
| Center for Retirement and Insurance Services | * |
| Centre for Research in International Security | * |
| Coastal Resources Information Systems | * |
| Common Relex Information System | * |
| Counseling and Refugee and Immigration Services | * |
| Cardholder Risk Identification System | * |
| Cult Referral Information Service | * |
| Centre of International and Strategic | * |
| Clinical Research Initiation Services | * |
| Community Rapid Intervention Service | * |
| Corporate Registration Information Service | * |
| Customer Record Information Service | * |
| Customer Resource Information System | * |
| Coastal River Information Service | * |
| Connecticut Radio Information Services | * |
| Cooperative Research Information System | * |
| County Road Inventory System | * |
| Crystal Research in Space | * |
| Central Railway Information systems | * |
| Coastal Radar Integration System | * |
| Cosmic Ray Isotope System | * |
| Coastal Radar Integration Segment | * |
| Concentric Research Information Service | * |
| Common Rail Interface Specification (Diesel Injection Technology) | * |
| Coast Regional Internet Service | * |
| Coastal Radar Integration System (Denmark) | * |
| Course Reporting Instructions System | * |