Surgery

a doctor who is specially trained to perform medical operations

an occasion when a doctor cuts a body for medical reasons in order to repair, remove, or replace an unhealthy or damaged part:

(a)  

a special room in a hospital in which doctors perform medical operations

(a)  

a very sharp knife that is used for cutting through skin and flesh during an operation

(a)  

an opening that is made in something with a sharp tool, especially in someone's body during an operation:

(a)  

a length of special thread used to join the edges of a deep cut in the flesh:

the set of tools, clothing, etc., needed for a particular activity or purpose:

a piece of equipment that you use to help you do a job, esp. something that you use with your hands to make or repair something:

(a)  

to use a device to hold something tightly:

(a)  

the state of being awake, thinking, and knowing what is happening around you: