| Acronym | Definition |
|---|
| CECG➣Center for Environmental Chemistry and Geochemistry (Pennsylvania State University; University Park, PA) |
| CECG➣Continental Education Consultancy Group (Australia) |
| CECG➣Cherry Entertainment Consulting Group (Chicago, IL) |
| CECG➣Consejo Ecuménico Cristiano de Guatemala (Spanish: Christian Ecumenical Council of Guatemala; Guatemala) |
| CECG➣Cardinal Educational Consulting Group (San Jose, CA) |
| CECG➣Combined Exercise Control Group |