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operation
[ op-uh-rey-shuhn ]
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.
- Computers. any discrete activity or action that is performed by a computer, as reading, writing, processing, sending, or receiving data:
The http request operation has timed out.
- 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.
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
operation
- 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.
Other Word Forms
- mis·op·er·a·tion noun
- pre·op·er·a·tion noun
- re·op·er·a·tion noun
- sub·op·er·a·tion noun
Word History and Origins
Origin of operation1
Example Sentences
“He was extremely fragile when he arrived,” Autumn Welch, the center’s wildlife operations manager, said in a statement.
In January, Metro expanded its operation and awarded a three-year contract for nearly $25 million to the Lee Andrews Group, a public relations firm, to manage Metro’s community intervention specialist program.
Navy operations, building ships through World War II, and making Long Beach a sailors’ town, the home port for the Pacific Fleet.
"We patrol 24/7, we carry out proactive, as well as reactive, operations," he said - citing a luxury yacht, hiding 20 Albanians below deck, that was intercepted en route to Newquay in Cornwall last month.
The information gathered from the witnesses prompted officials to conduct eight search operations using the department’s search and rescue teams, search dogs, the San Bernardino County Public Works and about 100 volunteers.
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