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.

OPERATION meaning: 1. the fact of operating or being active: 2. the way that parts of a machine or system work…. Learn more.

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 …

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

Nov 6, 2025 · operation (countable and uncountable, plural operations) (uncountable) The method by which a device performs its function.

The new rail link is now in operation. Most of the machines are now back in operation. (Definition of operation from the Cambridge Learner's Dictionary © Cambridge University Press)

Operation Southern Spear is a United States military and surveillance campaign using a hybrid fleet of vessels with robotics and autonomous systems to detect and combat alleged drug trafficking …

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.

An instance or method of efficient, productive activity. That restaurant is quite an operation.

Dec 2, 2025 · The year is 1943 and right now we’re losing the war. Luckily, we’re about to gamble all our futures on a stolen corpse. Singin’ in the Rain meets Strangers on a Train, Operation Mincemeat is …