| EOR | European Organization for Research; exclusive operating room |
|---|---|
| GOR | gastroesophageal reflux; general operating room |
| MS-DOS | Microsoft Disk Operating System |
| NOS | network operating system; nitric oxide synthetase; non-organ-specific; not on staff; not otherwise s... |
| ONP | operating nursing procedure; orthonitrophenyl |
| operating | a physician who specializes in surgery |
|---|---|
| operating | (computer science) software that controls the execution of computer programs and may provide various services |
| operating | table on which the patient lies during a surgical operation |
| operating | a room in a hospital equipped for the performance of surgical operations |
| operating | a room in a hospital equipped for the performance of surgical operations |