| CICERO | Center for International Climate and Environmental Research Oslo 
| Others |
| CICERO | Certamen In Concordiam Europae Regionum Omnium
| Others |
| CICERO | Certamen In Concordiam Europae Regionumque Orbis
| Others |
| CICERO | Collaborative Institutional Comprehensive Evaluation of Research Online
| Others |
| CICERO | Community Initiative for Continuous Earth Remote Observation
| Others |
| CICERO | Control Information System Concepts Based on Encapsulated Realtime Objects
| Others |