| RCE | reasonable compensation equivalent |
|---|---|
| RE | radium emanation; readmission; rectal examination; reference emitter; reflux esophagitis; regional e... |
| REB | roentgen-equivalent biological |
| REM | rapid eye movement; recent-event memory; reticular erythematous mucinosis; return electrode monitor;... |
| REMAB | radiation-equivalent-manikin absorption |