operation

/ɑpɝˈeɪʃʌn/

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Definitions

Noun
the state of being in effect or being operative; "that rule is no longer in operation"
Noun
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"
Noun
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"
Noun
(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"
Noun
activity by a military or naval force (as a maneuver or campaign); "it was a joint operation of the navy and air force"
Noun
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"
Noun
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"
Noun
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"
Noun
(psychology) the performance of some composite cognitive activity; an operation that affects mental contents; "the process of thinking"; "the cognitive operation of remembering"
Noun
(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"
Noun
the activity of operating something (a machine or business etc.); "her smooth operation of the vehicle gave us a surprisingly comfortable ride"
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More Specific Terms

ablation access amphibious operation amputation anaplasty angioplasty arithmetic operation arthroplasty arthroscopy asynchronous operation attack auxiliary operation basic cognitive process binary arithmetic operation binary operation boolean operation brain surgery campaign castration catheterisation catheterization cauterisation cauterization cautery chemosurgery combination combined operation commission computer operation concurrent operation consecutive operation construction control function control operation covert operation craniotomy cryosurgery curettage curettement cutting out D and C debridement decortication differentiation dilatation and curettage dilation and curettage dyadic operation electrosurgery enterostomy enterotomy enucleation evisceration excision exenteration exponentiation extirpation eye operation eye surgery fenestration fixed-cycle operation gastrectomy gastroenterostomy gastrostomy haemorrhoidectomy heart surgery hemorrhoidectomy higher cognitive process hysterotomy idle implantation information gathering integration intestinal bypass involution jejunostomy logic operation logical operation lookup machine operation major surgery maneuver manoeuvre matrix operation maximization memory access microsurgery military campaign military mission minor surgery mission monadic operation multiplex operation myotomy myringectomy myringoplasty myringotomy naval campaign neurosurgery offence offense offensive off-line operation onrush onset onslaught orchiopexy organ transplant osteotomy ostomy palatopharyngoplasty parallel operation peacekeeping peacekeeping mission peacekeeping operation permutation phlebectomy photocoagulation plastic surgery polypectomy PPP printing operation psychological operation psyop purse-string operation reconstructive surgery reenforcement reinforcement relaxation relaxation method rescue operation resection rhinotomy rhizotomy running search sequential operation serial operation sex-change operation Shirodkar''s operation simulated military operation simultaneous operation sort sorting sterilisation sterilization strabotomy support synchronous operation taxis threshold operation tracheostomy tracheotomy transplant transplantation transsexual surgery trephination tympanoplasty unary operation undercover operation UPPP uranoplasty uvulopalatopharyngoplasty vasovasostomy vivisection wrong-site surgery
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