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 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

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

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

Jan 3, 2026 · More on the U.S. Operation in Venezuela On January 3, the U.S. military seized Venezuela’s president, Nicolás Maduro, and his wife in a strike on Caracas, the culmination of a …

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

President Donald Trump says the United States will run Venezuela at least temporarily after an audacious military operation plucked leader Nicolás Maduro from power and removed him from the …

Jan 3, 2026 · NPR national security correspondent Greg Myre joins NPR's Daniel Estrin to discuss the attack and what it means for U.S. military operations in the region.

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 different processes.