- operating budget,
- operating income,
- operating microscope,
- operating system,
- operating table,
- operating theatre,
- operation barbarossa
Origin of operating room
Examples from the Web for operating room
The sterilizer in the operating-room was out of order—that meant a quarrel with the chief engineer.
The nurse called the doctor and two orderlies, and they carried him into the operating-room.Kindred of the Dust|Peter B. Kyne
For answer, O'Brine strode to the operating-room communicator.Rip Foster in Ride the Gray Planet|Harold Leland Goodwin
The pit of the operating-room was in disorder—towels everywhere, tables of instruments, steaming sterilizers.
The clothing should be loose, the operating-room should be well aired and cool, and iced water should always be at hand.