CELTS
| Acronym | Definition |
|---|---|
| CELTS | Boston Celtics (basketball club) |
| CELTS | Center for Excellence in Learning Through Service (Berea College; Berea, KY) |
| CELTS | Centre for the Enhancement of Learning, Teaching and Scholarship (University of Canberra, Australia) |
| CELTS | Coherent Emitter Locator Targeting System |