| rep | let it be repeated [Lat. repetatur]; replication; roentgen equivalent-physical |
|---|---|
| RES | Reticulo-Endothelial System |
| ol | res oleoresin |
| RES | radionuclide esophageal scintigraphy; reticuloendothelial system |
| res | research; resection; resident; residue; resistance |