Cambridge Learner's Dictionary
|
Does your English Dictionary give you the help you need? We publish dictionaries for people learning English all over the world. |
Definition
operation Show phoneticsnoun [C]
1 MEDICAL TREATMENT when a doctor cuts someone's body to remove or repair part of it
a heart/lung operation
a major/minor operation
My son's got to have an operation.
2 ORGANIZATION an organization or business
a large commercial operation
3 ACTIVITY an activity that is intended to achieve a particular purpose
a military/peacekeeping operation
a joint operation by French and Spanish police
an operation to smuggle drugs into Britain
4
The new rail link is now in operation.
Most of the machines are now back in operation.
