The rescue operation has been complicated by bad weather. We need to look at the logistics of the whole aid operation. They mounted a salvage operation after the fire. Starting your own business can …

The meaning of OPERATION is performance of a practical work or of something involving the practical application of principles or processes. How to use operation in a sentence.

Definition of operation noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

OPERATION meaning: 1 : a process in which a doctor cuts into someone's body in order to repair or remove a damaged or diseased part; 2 : a usually small business or organization

Jan 20, 2026 · Noun operation (countable and uncountable, plural operations) (uncountable) The method by which a device performs its function.

Operation can refer to medical surgery, a military campaign, or mathematical methods, such as multiplication and division. Operation comes from the Latin word opus (“work”) and can refer to a …

a process of a practical or mechanical nature in some form of work or production: a delicate operation in watchmaking. a course or procedure of productive or industrial activity: building operations.

When a patient has an operation, a surgeon cuts open their body in order to remove, replace, or repair a diseased or damaged part. Charles was at the clinic recovering from an operation on his arm.

Define operation. operation synonyms, operation pronunciation, operation translation, English dictionary definition of operation. n. 1. The act or process of operating or functioning. 2. The state of being …

• He began to write down the questions he needed answered in order to put his plan into operation. • The engine is started on petrol, with just enough suction to bring the gasifier into operation. • We put …