| Acronym | Definition |
|---|
| CIDER | Centro Interdisciplinario de Estudios Regionales (Spanish: Interdisciplinary Center for Regional Studies; University of Andes) |
| CIDER | Center for International and Development Economics Research (University of California, Berkeley) |
| CIDER | Canadian Institute for Distance Education Research (Athabasca University) |
| CIDER | Champlain Islanders Developing Essential Resources, Inc. |
| CIDER | Center for Infectious Disease Epidemiologic Research (Mailman School of Public Health; Columbia University; New York) |
| CIDER | Cooperative Intrusion Detection Evaluation and Response (US Navy; now SHADOW) |
| CIDER | Consejo Integrado para el Desarollo Rural (Dominican Republic) |