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BNC: 619 COCA: 826

operation

1 ENTRIES FOUND:
operation /ˌɑːpəˈreɪʃən/ noun
plural operations
operation
/ˌɑːpəˈreɪʃən/
noun
plural operations
Learner's definition of OPERATION
1 
[count] : a process in which a doctor cuts into someone's body in order to repair or remove a damaged or diseased part手术
2 
[count]
a  : a usually small business or organization（通常规模较小的）企业，公司。
b  : an activity of a business or organization（企业、公司的）运营，业务活动 — usually plural通常用复数
3 
[noncount] : the state of functioning or being used运转；运行 — used with in or into与in或into连用
4 
[noncount] : the way something functions or is used运行方式；操作方式
5 
[count] : a set of planned actions for a particular purpose（有计划、有目的的）行动，活动
6 
[count] : a single action performed by a computer（计算机）操作，运算
7 
[noncount] : the act of using and controlling something操作；操控
8 
[count] mathematics : a mathematical process (such as addition or multiplication) that is used for getting one number or set of numbers from others according to a rule运算
BNC: 619 COCA: 826

operation

noun

op·​er·​a·​tion ˌä-pə-ˈrā-shən How to pronounce operation (audio)
1
: performance of a practical work or of something involving the practical application of principles or processes
Practice until you can go through the whole operation without hesitation or thinking.
2
a
: an exertion of power or influence
the operation of a drug
b
: the quality or state of being functional or operative
The plant is now in operation.
c
: a method or manner of functioning
a machine of very simple operation
3
: efficacy, potency
—archaic except in legal usage
4
: a procedure performed on a living body usually with instruments especially for the repair of damage or defect or the restoration of health
needed an operation to remove his appendix
5
: any of various mathematical or logical processes (such as addition) of deriving one entity from others according to a rule
Multiplication is one mathematical operation.
6
a
: a usually military action, mission, or maneuver including its planning and execution
military operations for a large-scale invasion
b
operations plural : the office on the flight line of an airfield where pilots file clearance for flights and where flying from the field is controlled
c
operations plural : the agency of an organization charged with carrying on the principal planning and operating functions of a headquarters and its subordinate units
7
: a business transaction especially when speculative
continued his operations in cotton futures
8
: a single step performed by a computer in the execution of a program (see program entry 1 sense 6a)
9
: a usually small business or establishment
ran a struggling operation

Synonyms

Example Sentences

The family runs a small farming operation. The company is a billion-dollar operation.
Recent Examples on the Web The day of the August raid, diplomatic missions from 17 mostly European countries, including Britain and France, as well as the United Nations, condemned the Israeli operation and gathered at Al Haq’s office in a show of solidarity. Miriam Berger, Washington Post, 16 Sep. 2022 The operation took longer than expected and Carrell was removed about 6 p.m. Thursday. Caroline Silva, ajc, 16 Sep. 2022 Complicating the operation further are the heads of state and government leaders — including President Biden — who will begin descending on London as early as Friday, all with their own delegation and security requirements. Nabih Bulos, Los Angeles Times, 16 Sep. 2022 As of earlier this month, Texas had paid over $12 million to finance the migrant bussing operation, according to the state's division of emergency management. Camilo Montoya-galvez, CBS News, 15 Sep. 2022 But some questioned whether the military operation was being executed effectively. Evan Gershkovich, WSJ, 14 Sep. 2022 The two federal lawsuits filed last week say the pollutants released by the capsize of the Golden Ray and the harm caused by the subsequent salvage operation have damaged the area’s sensitive marine ecosystem – and the plaintiffs’ livelihoods. From Usa Today Network And Wire Reports, USA TODAY, 14 Sep. 2022 The Department of Justice is also seeking $2.3 million in property assets allegedly connected with the operation. Quinn Owen, ABC News, 14 Sep. 2022 Authorities dismantled the operation through Joint Task Force Alpha, which was formed last year in an effort to combat human trafficking. Howard Koplowitz | Hkoplowitz@al.com, al, 13 Sep. 2022 See More

Word History

Etymology

Middle English operacion "work, action, procedure performed on a body, functioning," borrowed from Medieval Latin operātiōn-, operātiō, going back to Latin, "application of effort, functioning (of natural forces)," from operārī "to busy oneself, be at work" + -tiōn-, -tiō, suffix of action nouns — more at operate

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of operation was in the 14th century

Phrases Containing operation
BNC: 619 COCA: 826
operation

noun¹

 1medical醫療ADJECTIVE | VERB + OPERATION | PREPOSITION ADJECTIVE➤major大手術▸➤minor, small小手術▸➤life-saving, vital救生手術；性命攸關的手術▸➤emergency急診手術▸➤routine (especially BrE) 例行手術▸➤delicate精細的手術◇a delicate eye operation精細的眼科手術➤exploratory探查性手術▸➤surgical, transplant外科／移植手術▸➤heart, knee, etc.心臟、膝部等手術VERB + OPERATION➤have, undergo接受手術◇He had an operation to remove a growth.他做了贅生物切除手術。➤come through, survive安然度過手術◇She came through the operation well.她順利地經受了手術。➤carry out, perform動手術◇the surgeon performing the operation動手術的外科醫生PREPOSITION➤during a/the operation在手術中◇She woke during the operation.她在手術過程中醒過來了。➤operation for為⋯進行的手術◇an operation for a kidney problem腎病手術➤operation on對⋯進行的手術◇a major operation on his heart對他的心臟進行的一次大手術
operation

noun²

 2organized activity有組織的行動ADJECTIVE | VERB + OPERATION | PREPOSITION | PHRASES ADJECTIVE➤big, large-scale, major, massive大規模行動；重要行動▸➤covert, undercover秘密行動▸➤combined, joint聯合作戰▸➤tricky (especially BrE) 棘手的行動◇a tricky rescue operation棘手的營救行動➤successful成功的行動▸➤combat, intelligence, military, naval, police作戰／情報／軍事／海軍／警方行動▸➤air, flight, ground, land, sea空中／飛行／地面／陸地／海上行動◇US forces had to conduct ground and air operations.美軍不得不組織一系列地面和空中行動。◇The airline has appointed a new director of flight operations.這家航空公司新任命了一位航班業務主任。➤guerrilla游擊隊行動▸➤clean-up, counterterrorist, drilling, mining, mopping-up, offensive, peacekeeping, relief, rescue, salvage, security, tactical清理／反恐／演習／佈雷／清剿／進攻／維和／救助／營救／救援／安全／戰術行動◇UN troops supervised the relief operations.聯合國部隊監督了這次救助行動。➤banking, building, business, commercial銀行業務；建築施工；商業活動◇restrictions placed on business operations對商業活動的限制➤psychological operations, special operations心理活動；特別行動◇Special operations forces were on the ground in Afghanistan.特別行動部隊已經登陸阿富汗。VERB + OPERATION➤begin, launch, mount, undertake開始行動；發起行動◇The authorities launched a massive security operation in the city.當局在城內展開大規模的安全行動。➤carry out, conduct, run實施行動▸➤oversee, supervise監督行動PREPOSITION➤during a/the operation在行動中◇during joint military operations在聯合軍事行動中PHRASES➤a theatre/theater of operations (= where military operations take place) 戰區
operation

noun³

 3fact of sth functioning運作ADJECTIVE | VERB + OPERATION | PREPOSITION | PHRASES ADJECTIVE➤effective, efficient, smooth有效／高效／順利運轉▸➤normal正常運轉▸➤daily, day-to-day日常運轉◇the smooth day-to-day operation of the department該部門平穩的日常運轉VERB + OPERATION➤come into開始生效◇A ceasefire came into operation in May.停火於 5 月生效。➤bring sth into, put sth into使⋯生效▸➤cease停止運轉◇The factory will cease operation at the end of the year.這家工廠年底停工。PREPOSITION➤during operation運轉中◇The machine can get very hot during operation.這台機器運轉時會變得很熱。➤in operation在運轉中◇The current tax system has been in operation for ten years.現行稅制已運行 10 年了。PHRASES➤in full operation, into full operation處於／進入全面運轉◇the only reactor in full operation唯一全面運轉的反應堆

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