- 1The fact or condition of functioning or being active: the construction and operation of power stations some of these ideas could be put into operationMore example sentences
- The company has eight power plants in operation and seven under construction.
- Maybe I don't but there needs to be work done even if just to prove that the Placebo effect is in operation.
- Since 1997, some 40 hospitals and 550 schools are under construction or in operation.
- 1.1An active process; a discharge of a function: the operations of the mindMore example sentences
- The attorney general really has no direct relation to the operation and function of the election operations in each of these counties.
- As we said last November, they're not mentioned in the Reserve Bank Act 1959 or its own overview of its functions and operations.
- Because these operations discharge uneaten food, pesticides and fish waste into the ocean, they need permits.
- 1.2A business organization; a company: he reopened his operation under a different nameMore example sentences
- Today, the companies are vastly different operations and producing returns at opposite ends of the scale for their owners.
- Inquiries about a private operation produced an estimate of £19,000.
- Most companies have not made the transition from being multi-region organizations to truly global operations.
- 1.3An activity in which a business is involved: the company is selling most of its commercial banking operationsMore example sentences
- The sequence of banking operations involved in payment turns, in part, on whether there is a credit transfer or debit transfer.
- I'm not really involved in the day-to-day operations of the business, but I'm trying to get more and more involved.
- They are long on management talent and typically expect to be involved in the day-to-day operations of acquired businesses.
- 2An act of surgery performed on a patient.More example sentences
surgery, surgical procedure
- To avoid this problem, some surgeons perform coronary bypass operations on beating hearts.
- Vasectomy can easily be performed as an outpatient operation under local anaesthetic.
- Patients can visit day surgery units for small operations and be allowed to return home later in the day or evening.
- 3 [often with modifier] A piece of organized and concerted activity involving a number of people, especially members of the armed forces or the police: a rescue operation military operationsMore example sentences
- His leadership combined military operations, government administration, and economic management.
- Arguably they are too late, since the unprecedented military operation staged to rescue her was itself a made for-TV movie directed by the Pentagon.
- The official avoided making specific comments on the possibility of a U.S.-led military operation to rescue Koda.
- 3.1 (Operation) Preceding a code name for an organized military or police activity: Operation Desert StormMore example sentences
- Codenamed Operation Green it was led by the Chief Constable of West Midlands Police, Sir Edward Crew.
- Three road blocks were set up, in London Road, Swanscombe, Crooked Road and Rochester Road, in Gravesend, as part of drug-busting Operation Carrot.
- The first Operation Iraqi Freedom Medal of Honor nominee was named today.
- 4 Mathematics A process in which a number, quantity, expression, etc., is altered or manipulated according to formal rules, such as those of addition, multiplication, and differentiation.More example sentences
- Problems can be created to cover all math operations of addition, subtraction, multiplication and division!
- That is addition, multiplication and the two inverse operations of subtraction and division.
- For example, one can have a group in which the objects are numbers and the combining operation is addition or multiplication.
late Middle English: via Old French from Latin operatio(n-), from the verb operari 'expend labor on' (see operate).