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 : 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

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

2 days ago · The Venezuela operation, like the last 20 years of U.S. military operations, embodies a paradox: operational excellence, but an uncertain transition from tactical victory to beneficial …

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

Jan 3, 2026 · The mission, known as “Operation Absolute Resolve,” was a culmination of months of planning and rehearsals by U.S. military officials and the intelligence community, according …

Jan 3, 2026 · How the US captured Venezuelan leader Nicolás Maduro President Donald Trump on Saturday addressed the nation after the United States captured Venezuelan President …

1. an act or instance, process, or manner of functioning or operating.

An operation must not be confounded with the process by which the operation is effected. Thus, there is but one operation of extracting the cube root of a number, but there are several …

Dec 17, 2025 · operation (countable and uncountable, plural operations) (uncountable) The method by which a device performs its function.