operation

[ op-uh-rey-shuh n ]

/ ˌɒp əˈreɪ ʃən /

noun

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

the state of being operative (usually preceded by in or into): a rule no longer in operation.

the power to act; efficacy, influence, or force.

the exertion of force, power, or influence; agency: the operation of alcohol on the mind.

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.

a particular process or course: mental operations.

a business transaction, especially one of a speculative nature; deal: a shady operation.

a business, especially one run on a large scale: a multinational operation.

Surgery. a procedure aimed at restoring or improving the health of a patient, as by correcting a malformation, removing diseased parts, implanting new parts, etc.

Mathematics.

a mathematical process, as addition, multiplication, or differentiation.
the action of applying a mathematical process to a quantity or quantities.

Military.

a campaign, mission, maneuver, or action.
Usually operations. the conduct of a campaign, mission, etc.
operations, a headquarters, office, or place from which a military campaign, air traffic to and from an airfield, or any of various other activities, is planned, conducted, and controlled.
operations, the people who work at such a headquarters.

Origin of operation

1350–1400; Middle English operacioun < Latin operātiōn- (stem of operātiō), equivalent to operāt(us) (see operate) + -iōn- -ion

OTHER WORDS FROM operation

mis·op·er·a·tion, noun pre·op·er·a·tion, noun re·op·er·a·tion, noun sub·op·er·a·tion, noun

Words nearby operation

operating microscope, operating room, operating system, operating table, operating theatre, operation, operation barbarossa, operation desert storm, operation overlord, operation sealion, operational

British Dictionary definitions for misoperation

operation

/ (ˌɒpəˈreɪʃən) /

noun

the act, process, or manner of operating

the state of being in effect, in action, or operative (esp in the phrases in or into operation)

a process, method, or series of acts, esp of a practical or mechanical nature

surgery any manipulation of the body or one of its organs or parts to repair damage, arrest the progress of a disease, remove foreign matter, etc

a military or naval action, such as a campaign, manoeuvre, etc
(capital and prenominal when part of a name)Operation Crossbow

maths

any procedure, such as addition, multiplication, involution, or differentiation, in which one or more numbers or quantities are operated upon according to specific rules
a function from a set onto itself

a commercial or financial transaction

Medical definitions for misoperation

operation

[ ŏp′ə-rā′shən ]

n.

A surgical procedure, usually using instruments, for remedying an injury, ailment, defect, or dysfunction.

The act, manner, or process of functioning.

Scientific definitions for misoperation

operation

[ ŏp′ə-rā′shən ]

Medicine A surgical procedure for remedying an injury, ailment, defect, or dysfunction.

Mathematics A process or action, such as addition, substitution, transposition, or differentiation, performed in a specified sequence and in accordance with specific rules.

A logical operation.

Computer Science An action resulting from a single instruction.

BROWSE DICTIONARY

Learning

operation

noun

Origin of operation

OTHER WORDS FROM operation

Words nearby operation

British Dictionary definitions for misoperation

noun

Medical definitions for misoperation

n.

Scientific definitions for misoperation

BROWSE DICTIONARY

Learning

operation

noun

Origin of operation

OTHER WORDS FROM operation

Words nearby operation

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noun

Medical definitions for misoperation

n.

Scientific definitions for misoperation

British Dictionary definitions for misoperation