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.

Jan 13, 2026 · Operation Metro Surge is an ongoing operation by the United States Immigration and Customs Enforcement (ICE) with the purported purpose of apprehending illegal immigrants and …

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 American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Our mission is to advance economic opportunity by providing the tools they need to reach their goals. We help individuals of all ages by offering financial education, one-on-one coaching, courses on …

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 …

3 days ago · Noun operation (countable and uncountable, plural operations) (uncountable) The method by which a device performs its function.

1 day ago · Federal agents this week launched a new immigration enforcement operation in Maine, the latest front of the Trump administration's widening mass deportation campaign.

OPERATION definition: an act or instance, process, or manner of functioning or operating. See examples of operation used in a sentence.

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.