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.

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

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

Jan 3, 2026 · What we know about the sequence of events from initial airstrikes around Caracas to a raid on Maduro’s compound to his arrival in custody in New York.

For 30 years, Operation HOPE has helped millions of individuals increase their financial security, understanding [knowledge], and access to resources with U.S. government certified …

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

An operation is the process of cutting open someone's body in order to repair, replace, or remove a damaged part.

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 …