| Acronym | Definition |
|---|
| CARN➣Certified Addictions Registered Nurse |
| CARN➣County Archive Research Network (record office registration; UK) |
| CARN➣Collaborative Action Research Network (UK) |
| CARN➣Canadian Adverse Reaction Newsletter (Health Canada; Ottawa, Ontario, Canada) |
| CARN➣Core Archaeological Record iNdex (UK) |
| CARN➣Cambodian-American Radio Network |
| CARN➣Community Accessible Remote Network (NASA) |