Operation Remove Performed Start I Heart Process Activity

• will i need to have an operation?
• he underwent a three-hour heart operation.
• an operation on her lung to remove a tumour
• doctors performed an emergency operation for appendicitis last night.

operation

1. the process of cutting open a part of a person’s body in order to remove or repair a damaged part
• Will I need to have an operation?
• He underwent a three-hour heart operation.
• an operation on her lung to remove a tumour
• Doctors performed an emergency operation for appendicitis last night.
2. an organized activity that involves several people doing different things
• a security operation
• The police have launched a major operation against drug suppliers.
• the UN peacekeeping operations
3. a business or company involving many parts
• a huge multinational operation
4. the activity or work done in an area of business or industry
• the firm’s banking operations overseas
5. an act performed by a machine, especially a computer
• See related entries: Computer programming
  https://www.oxfordlearnersdictionaries.com/topic/computer_programming/operation_3
• The whole operation is performed in less than three seconds.
6. the way that parts of a machine or a system work; the process of making something work
• Regular servicing guarantees the smooth operation of the engine.
• Operation of the device is extremely simple.
7. military activity
• He was the officer in charge of operations.
8. a process in which a number or quantity is changed by adding, multiplying, etc.
9. to start working; to start having an effect
• synonym comeenter into force
  https://www.oxfordlearnersdictionaries.com/definition/english/force_1
• The new rules come into operation from next week.
10. working, being used or having an effect
• The system has been in operation for six months.
• Temporary traffic controls are in operation on New Road.
11. to make something start working; to start using something
• It's time to put our plan into operation.

Extra Examples

• He had an operation to remove a growth.
• She came through the operation very well.
• She woke during the operation.
• Special operations forces were on the ground in Afghanistan.
• The airline has appointed a new director of flight operations.
• The authorities launched a massive security operation in the city.
• The current tax system has been in operation for ten years.
• The factory will cease operation at the end of the year.
• The machine can get very hot during operation.
• UN troops supervised the relief operations.
• US forces had to conduct ground and air operations.
• a delicate eye operation
• a major operation on his heart
• a tricky rescue operation
• an operation for a kidney problem
• during joint military operations
• restrictions placed on business operations
• the only reactor in full operation
• the smooth day-to-day operation of the department
• the surgeon performing the operation
• A major rescue operation was launched after two divers were reported missing.
• He’s the chief co-ordinator of the UN peacekeeping operation.
• It was a tricky operation to get all the barrels safely down on to the road.
• It’s a huge multinational operation.
• Network Computing Inc. plans to open a UK operation in Britain next year.
• She was the officer in charge of operations.
• The firm’s banking operations overseas have been affected by the disaster.
• They could not pledge long-term commitment to the Scottish manufacturing operation.
• Will I need to have an operation?

Word Origin

• late Middle English: via Old French from Latin operatio(n-), from the verb operari ‘expend labour on’, from opus, oper- ‘work’.