operation

op·er·a·tion

O0093500 (ŏp′ə-rā′shən)n.1. The act or process of operating or functioning.2. The state of being operative or functional: a factory in operation.3. A process or series of acts involved in a particular form of work: the operation of building a house.4. An instance or method of efficient, productive activity: That restaurant is quite an operation.5. An unethical or illegal business: a fencing operation for stolen goods.6. Medicine A surgical procedure for remedying an injury, ailment, defect, or dysfunction.7. Mathematics A process or action, such as addition, substitution, transposition, or differentiation, performed in a specified sequence and in accordance with specific rules.8. A logical operation.9. Computers An action resulting from a single instruction.10. a. A military or naval action, campaign, or mission.b. operations The headquarters or center from which a military action, flights into and out of an airfield, or other activities are controlled.11. operations The division of an organization that carries out the major planning and operating functions.

operation

(ˌɒpəˈreɪʃən) n1. the act, process, or manner of operating2. the state of being in effect, in action, or operative (esp in the phrases in or into operation)3. a process, method, or series of acts, esp of a practical or mechanical nature4. (Surgery) 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, etc5. (Military) a. a military or naval action, such as a campaign, manoeuvre, etcb. (capital and prenominal when part of a name): Operation Crossbow. 6. (Mathematics) maths a. any procedure, such as addition, multiplication, involution, or differentiation, in which one or more numbers or quantities are operated upon according to specific rulesb. a function from a set onto itself7. (Stock Exchange) a commercial or financial transaction

op•er•a•tion

(ˌɒp əˈreɪ ʃən)

n. 1. an act or instance, process, or manner of functioning or operating. 2. the state of being operative (usu. prec. by in or into): a rule no longer in operation. 3. the power to act; efficacy, influence, or force. 4. the exertion of force, power, or influence; agency. 5. a process of a practical or mechanical nature. 6. a business transaction, esp. one of a speculative nature; deal. 7. a business, esp. one run on a large scale. 8. a procedure aimed at restoring or improving the health of a patient, as by correcting a malformation, removing diseased parts, implanting new parts, etc. 9. a. a mathematical process, as addition, multiplication, or differentiation. b. the action of applying a mathematical process to a quantity or quantities. 10. a. a military campaign, mission, maneuver, or action. b. Usu., operations. the conduct of such a campaign, mission, etc. c. operations, a headquarters, office, etc., from which such activity is conducted. d. operations, the staff at such a headquarters. [1350–1400; Middle English < Latin]

operation

1. A military action or the carrying out of a strategic, operational, tactical, service, training, or administrative military mission.
2. The process of carrying on combat, including movement, supply, attack, defense, and maneuvers needed to gain the objectives of any battle or campaign.

Thesaurus

Noun	1.	operation - the state of being in effect or being operative; "that rule is no longer in operation"activeness, activity, action - the state of being active; "his sphere of activity"; "he is out of action"commission - the state of being in good working order and ready for operation; "put the ships into commission"; "the motor was out of commission"running - the state of being in operation; "the engine is running smoothly"idle - the state of an engine or other mechanism that is idling; "the car engine was running at idle"
	2.	operation - a business especially one run on a large scale; "a large-scale farming operation"; "a multinational operation"; "they paid taxes on every stage of the operation"; "they had to consolidate their operations"business activity, commercial activity - activity undertaken as part of a commercial enterprise
	3.	operation - a planned activity involving many people performing various actions; "they organized a rescue operation"; "the biggest police operation in French history"; "running a restaurant is quite an operation"; "consolidate the companies various operations"activity - any specific behavior; "they avoided all recreational activity"rescue operation - an operation organized to free from danger or confinementundercover operation - an operation involving secret work within a community or institution
	4.	operation - (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction); "it can perform millions of operations per second"memory access, access - (computer science) the operation of reading or writing stored informationcomputer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structuresasynchronous operation - operations that occur without a regular or predictable time relation to other eventsauxiliary operation, off-line operation - a operation performed by off-line equipment not under the control of the central processing unitbinary arithmetic operation, binary operation, boolean operation - an operation that follows the rules of Boolean algebra; each operand and the result take one of two valuescomputer operation, machine operation - an elementary operation that a computer is designed and built to performconcurrent operation - two or more operations performed at the same time (or within a give interval)control function, control operation - an operation that controls the recording or processing or transmission of interpretation of data; "a control operation started the data processing"data processing - (computer science) a series of operations on data by a computer in order to retrieve or transform or classify informationdyadic operation - an operation on exactly two operandsfixed-cycle operation - an operation that is completed in a specified number of regularly timed execution cycleslogic operation, logical operation - an operation that follows the rules of symbolic logicmonadic operation, unary operation - an operation with exactly one operandmultiplex operation - an operation in which two or more activities are interleavedparallel operation, simultaneous operation - the simultaneous execution of two or more operationsprinting operation - an operation that controls the printing or display of informationlookup, search - an operation that determines whether one or more of a set of items has a specified property; "they wrote a program to do a table lookup"consecutive operation, sequential operation, serial operation - the sequential execution of operations one after anothersorting, sort - an operation that segregates items into groups according to a specified criterion; "the bottleneck in mail delivery is the process of sorting"synchronous operation - operations that are initiated predictably by a clockthreshold operation - an operation performed on operands in order to obtain the value of a threshold function
	5.	operation - activity by a military or naval force (as a maneuver or campaign); "it was a joint operation of the navy and air force"military operationactivity - any specific behavior; "they avoided all recreational activity"combined operation - a military operation carried out cooperatively by two or more allied nations or a military operation carried out by coordination of sea, land, and air forcesmaneuver, simulated military operation, manoeuvre - a military training exercisemilitary campaign, campaign - several related operations aimed at achieving a particular goal (usually within geographical and temporal constraints)naval campaign - an operation conducted primarily by naval forces in order to gain or extend or maintain control of the seamilitary mission, mission - an operation that is assigned by a higher headquarters; "the planes were on a bombing mission"reinforcement, reenforcement, support - a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission; "they called for artillery support"attack, onrush, onset, onslaught - (military) an offensive against an enemy (using weapons); "the attack began at dawn"offence, offensive, offense - the action of attacking an enemypeacekeeping, peacekeeping mission, peacekeeping operation - the activity of keeping the peace by military forces (especially when international military forces enforce a truce between hostile groups or nations)amphibious operation - a military operation by both land and sea forcesinformation gathering - the act of collecting informationpsychological operation, psyop - military actions designed to influence the perceptions and attitudes of individuals, groups, and foreign governmentscovert operation - an intelligence operation so planned as to permit plausible denial by the sponsorarmed forces, armed services, military, military machine, war machine - the military forces of a nation; "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
	6.	operation - a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body; "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"surgical operation, surgical procedure, surgical process, surgerycatheterisation, catheterization - the operation of introducing a catheter into the bodyablation, cutting out, extirpation, excision - surgical removal of a body part or tissueamputation - a surgical removal of all or part of a limbangioplasty - an operation to repair a damaged blood vessel or unblock a coronary arteryarthroplasty - surgical reconstruction or replacement of a malformed or degenerated jointarthroscopy - a minimally invasive operation to repair a damaged joint; the surgeon examines the joint with an arthroscope while making repairs through a small incisionbrain surgery - any surgical procedure involving the braincastration - surgical removal of the testes or ovaries (usually to inhibit hormone secretion in cases of breast cancer in women or prostate cancer in men); "bilateral castration results in sterilization"cauterisation, cauterization, cautery - the act of coagulating blood and destroying tissue with a hot iron or caustic agent or by freezingchemosurgery - use of chemical to destroy diseased or malignant tissue; used in treatment of skin cancercraniotomy - a surgical opening through the skullcryosurgery - the use of extreme cold (usually liquid nitrogen) to destroy unwanted tissue (warts or cataracts or skin cancers)curettage, curettement - surgery to remove tissue or growths from a bodily cavity (as the uterus) by scraping with a curettedebridement - surgical removal of foreign material and dead tissue from a wound in order to prevent infection and promote healingdecortication - removal of the outer covering of an organ or partD and C, dilatation and curettage, dilation and curettage - a surgical procedure usually performed under local anesthesia in which the cervix is dilated and the endometrial lining of the uterus is scraped with a curet; performed to obtain tissue samples or to stop prolonged bleeding or to remove small tumors or to remove fragments of placenta after childbirth or as a method of abortionelectrosurgery - surgery performed with electrical devices (as in electrocautery)enterostomy, enterotomy - surgical operation that creates a permanent opening through the abdominal wall into the intestineenucleation - surgical removal of something without cutting into it; "the enucleation of the tumor"wrong-site surgery - a surgical operation performed on the wrong part of the bodyevisceration - surgical removal of an organ (or the contents of an organ) from a patientexenteration - surgical removal of the organs within a body cavity (as those of the pelvis)eye operation, eye surgery - any surgical procedure involving the eyesfenestration - surgical procedure that creates a new fenestra to the cochlea in order to restore hearing lost because of osteosclerosisgastrectomy - surgical removal of all or part of the stomachgastroenterostomy - surgical creation of an opening between the stomach wall and the small intestines; performed when the normal opening has been eliminatedgastrostomy - surgical creation of an opening through the abdominal wall into the stomach (as for gastrogavage)heart surgery - any surgical procedure involving the hearthaemorrhoidectomy, hemorrhoidectomy - surgical procedure for tying hemorrhoids and excising themhaemostasia, haemostasis, hemostasia, hemostasis - surgical procedure of stopping the flow of blood (as with a hemostat)hysterotomy - surgical incision into the uterus (as in cesarean section)implantation - a surgical procedure that places something in the human body; "the implantation of radioactive pellets in the prostate gland"surgical incision, incision, section - the cutting of or into body tissues or organs (especially by a surgeon as part of an operation)intestinal bypass - surgical operation that shortens the small intestine; used in treating obesityjejunostomy - surgical creation of an opening between the jejunum and the anterior abdominal wall; will allow artificial feedingmajor surgery - any surgical procedure that involves anesthesia or respiratory assistancemicrosurgery - surgery using operating microscopes and miniaturized precision instruments to perform intricate procedures on very small structuresminor surgery - any surgical procedure that does not involve anesthesia or respiratory assistancemyotomy - surgical incision or division of a musclemyringectomy - surgical removal of the eardrummyringoplasty - surgical repair of a perforated eardrum with a tissue graftmyringotomy - surgical incision into the eardrum (to relieve pressure or release pus from the middle ear)neurosurgery - any surgery that involves the nervous system (brain or spinal cord or peripheral nerves)
	7.	operation - a process or series of acts especially of a practical or mechanical nature involved in a particular form of work; "the operations in building a house"; "certain machine tool operations"procedurework - activity directed toward making or doing something; "she checked several points needing further work"
	8.	operation - process or manner of functioning or operating; "the power of its engine determines its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"functioning, performancephysical process, process - a sustained phenomenon or one marked by gradual changes through a series of states; "events now in process"; "the process of calcification begins later for boys than for girls"
	9.	operation - (psychology) the performance of some composite cognitive activity; an operation that affects mental contents; "the process of thinking"; "the cognitive operation of remembering"cognitive operation, cognitive process, mental process, processcognition, knowledge, noesis - the psychological result of perception and learning and reasoningbasic cognitive process - cognitive processes involved in obtaining and storing knowledgehigher cognitive process - cognitive processes that presuppose the availability of knowledge and put it to usepsychological science, psychology - the science of mental life
	10.	operation - (mathematics) calculation by mathematical methods; "the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation"; "they were learning the basic operations of arithmetic"mathematical operation, mathematical processcalculation, computation, computing - the procedure of calculating; determining something by mathematical or logical methodspermutation - the act of changing the arrangement of a given number of elementscombination - the act of arranging elements into specified groups without regard to orderdifferentiation - the mathematical process of obtaining the derivative of a functionmaximization - the mathematical process of finding the maximum value of a functionintegration - an operation used in the calculus whereby the integral of a function is determinedexponentiation, involution - the process of raising a quantity to some assigned powerarithmetic operation - a mathematical operation involving numbersmatrix operation - a mathematical operation involving matricesconstruction - drawing a figure satisfying certain conditions as part of solving a problem or proving a theorem; "the assignment was to make a construction that could be used in proving the Pythagorean theorem"relaxation method, relaxation - a method of solving simultaneous equations by guessing a solution and then reducing the errors that result by successive approximations until all the errors are less than some specified amountmath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
	11.	operation - the activity of operating something (a machine or business etc.); "her smooth operation of the vehicle gave us a surprisingly comfortable ride"activity - any specific behavior; "they avoided all recreational activity"business enterprise, commercial enterprise, business - the activity of providing goods and services involving financial and commercial and industrial aspects; "computers are now widely used in business"

operation

noun1. undertaking, process, affair, organization, proceeding, procedure, coordination, oper8n (S.M.S.) A major rescue operation is under way.2. manoeuvre, campaign, movement, exercise, assault, deployment, oper8n (S.M.S.) a full-scale military operation3. business, concern, firm, organization, corporation, venture, enterprise, oper8n (S.M.S.) The company has converted its mail-order operation into an e-business.4. surgery, surgical operation, surgical intervention, oper8n (S.M.S.) an operation to reduce a bloodclot on the brain5. performance, working, running, action, movement, functioning, motion, manipulation, oper8n (S.M.S.) Dials monitor every aspect of the operation of the aircraft.6. effect, force, activity, agency, influence, impact, effectiveness, instrumentality, oper8n (S.M.S.) This change is due to the operation of several factors.in operation in action, current, effective, going, functioning, active, in effect, in business, operative, in force The night-time curfew remains in operation.

operation

noun1. The way in which a machine or other thing performs or functions:behavior, functioning, performance, reaction, working (often used in plural).2. The act of putting into play:application, employment, exercise, exertion, implementation, play, usage, use, utilization.

Translations

手术操作运转军事行动实施

operate

(ˈopəreit) verb1. to act or work. The sewing-machine isn't operating properly. 運轉 运转2. to do or perform a surgical operation. The surgeon operated on her for appendicitis. 施行手術 施行手术ˌopeˈration noun1. an action or process, especially when planned. a rescue operation. 操作，作業 操作，工作 2. the process of working. Our plan is now in operation. 運轉 运转3. the act of surgically cutting a part of the body in order to cure disease. an operation for appendicitis. 手術 手术4. (often in plural) the movement, fighting etc of armies. The general was in command of operations in the north. 軍事行動 军事行动ˌopeˈrational adjective in good working order. 可使用的 可使用的ˈoperative (-rətiv) , ((American) -reitiv) adjective in action, having effect. Many old laws are still operative. 起作用的 起作用的ˈoperator noun1. a person who works a machine. a lift operator. 操作者 操作者2. a person who connects telephone calls. Ask the operator to connect you to that number. 電話接線員 电话接线员ˈoperating room noun (sometimes theatre) the room in a hospital in which operations are performed. 手術室 手术室

operation

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