a mouth or mouthlike opening (especially one created by surgery on the surface of the body to create an opening to an internal organ) | a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body |
a minute epidermal pore in a leaf or stem through which gases and water vapor can pass | a room in a hospital equipped for the performance of surgical operations |
| a room where a doctor or dentist can be consulted |
| the branch of medical science that treats disease or injury by operative procedures |