RCCR
| Acronym | Definition |
|---|---|
| RCCR | Red Chlorophyll Catabolite Reductase (plant biology) |
| RCCR | Radio Control Club of Rochester (Rochester, NY) |
| RCCR | Relate, Create, Convict, Reveal (sales methodology) |
| RCCR | Rotary Club of Colombo Regency (Sri Lanka) |
| RCCR | Reverse Current Cut-out Relay |
| RCCR | Responsible Conduct of Clinical Research |