| circ | circuit; circular; circumcision; circumference |
|---|---|
| RC | an electronic circuit containing a resistor and capacitor in series; radiocarpal; reaction center; r... |
| CAR | Canadian Association of Radiologists; cancer-associated retinopathy; cardiac ambulation routine; cel... |
| DFR | diabetic floor routine; digital fluororadiography |
| HIR | head injury routine |