| Acronym | Definition |
|---|
| ECOS➣Embedded Configurable Operating System |
| ECOS➣Established Church of Scotland (UK) |
| ECOS➣Experiment Computer Operating System |
| ECOS➣Experimental Computer Operational Software |
| ECOS➣Environmental Council of States |
| ECOS➣Economic Consequences of Smoking |
| ECOS➣European Environmental Citizens' Organisation for Standardisation |
| ECOS➣Commission for Economic and Social Policy |
| ECOS➣Electronic Commodity Ordering System (USDA) |
| ECOS➣Experiment Computer Operating System (US NASA) |
| ECOS➣Embedded Cygnus Operating System |
| ECOS➣Évaluation-Orientation de la Coopération Scientifique (French scientific collaboration program) |
| ECOS➣Eastern Canada Orchid Society |
| ECOS➣Evolving Connectionist System |
| ECOS➣ESA Costing Software |
| ECOS➣European City Cooperation System |
| ECOS➣Electronic Coordinate Determination System |
| ECOS➣Extended Communications Operating System |
| ECOS➣Executive Committee of the Faculty Senate (various locations; also seen as ECFS) |
| ECOS➣Enterprise Collaborative Operational Sensor |