operations - definition, thesaurus and related words from WordNet-Online

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Noun operation has 11 senses

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"
--₁ is a kind of transaction, dealing, dealings; business activity, commercial activity; transaction, dealing, dealings; business activity, commercial activity

Derived form: verb operate₁
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"
--₂ is a kind of activity; activity
--₂ has particulars: rescue operation; undercover operation
operation, procedure - 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"
--₃ is a kind of work; work

Derived form: verb operate₂
operation - the state of being in effect or being operative; "that rule is no longer in operation"
--₄ is a kind of action, activity, activeness; action, activity, activeness
--₄ has particulars: commission; running
Derived form: verb operate₆

operation, surgery, surgical operation, surgical procedure, surgical process - 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"
--₅ is a kind of medical procedure; medical procedure
--₅ has parts:

hemostasis, haemostasis, hemostasia, haemostasia; incision, section, surgical incision; suturing

--₅ has particulars:

ablation, extirpation, cutting out, excision; amputation; angioplasty; arthroplasty; arthroscopy; brain surgery; castration; cautery, cauterization, cauterisation; chemosurgery; craniotomy; cryosurgery; curettage, curettement; debridement; decortication; dilation and curettage, dilatation and curettage, D and C; electrosurgery; enterostomy, enterotomy; enucleation; wrong-site surgery; evisceration; exenteration; fenestration; gastrectomy; gastroenterostomy; gastrostomy; heart surgery; hemorrhoidectomy, haemorrhoidectomy; hysterotomy; implantation; iridectomy; iridotomy; intestinal bypass; jejunostomy; major surgery; microsurgery; minor surgery; myotomy; myringectomy; myringoplasty; myringotomy; neurosurgery; orchiopexy; osteotomy; ostomy; palatopharyngoplasty, PPP, uvulopalatopharyngoplasty, UPPP; phlebectomy; photocoagulation; plastic surgery, reconstructive surgery, anaplasty; polypectomy; resection; rhinotomy; rhizotomy; sex-change operation, transsexual surgery; Shirodkar's operation, purse-string operation; sterilization, sterilisation; strabotomy; taxis; tracheostomy, tracheotomy; transplant, transplantation, organ transplant; trephination; tympanoplasty; uranoplasty; vasovasostomy; vivisection

Derived form: verb operate₇

operation, military operation - activity by a military or naval force (as a maneuver or campaign); "it was a joint operation of the navy and air force"
--₆ is a kind of activity; activity
--₆ has particulars:

Derived form: verb operate₄

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"
--₇ is a kind of data processing; data processing
--₇ has particulars:

operation, functioning, performance - process or manner of functioning or operating; "the power of its engine determine 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"
--₈ is a kind of process; process

Derived form: verb operate₂
mathematical process, mathematical operation, 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"
--₉ is a kind of calculation, computation, computing; calculation, computation, computing
--₉ has particulars:
permutation; combination; differentiation; maximization; integration; exponentiation, involution; arithmetic operation; matrix operation; construction; relaxation, relaxation method
process, cognitive process, mental process, operation, cognitive operation - (psychology) the performance of some composite cognitive activity; an operation that affects mental contents; "the process of thinking"; "the cognitive operation of remembering"
--₁₀ is a kind of cognition, knowledge, noesis; cognition, knowledge, noesis
--₁₀ has particulars: basic cognitive process; higher cognitive process
Derived form: verb operate₅
operation - the activity of operating something (a machine or business etc.); "her smooth operation of the vehicle gave us a surprisingly comfortable ride"
--₁₁ is a kind of activity; activity

Derived forms: verb operate₁, verb operate₆, verb operate₃