| RC | replication complex |
|---|---|
| RC | resistance |
| RC | rolling circle |
| RCA | Red cell aggregation |
| RCA | Regulator of complement activation |
| RCA | Ricinis communis agglutinin |
| RCA | Right Coronary Artery |
| RCA | reverse cutaneous anaphylaxis |
| RCA | right coronary arteries |
| RCA 120 | Ricinus communis agglutinin |