surveillancesur‧veil‧lance /səˈveɪləns $ sər-/ noun [uncountable] 
24-hour surveillance of the buildingunder surveillance They were under constant close surveillance day and night. The suspects were kept under surveillance. electronic surveillance equipment2when one country watches the military activities of another country to see what they are planning to do: a surveillance mission surveillance aircraft3when doctors, health departments etc watch an ill person or watch the development of a disease in a populationunder surveillance Diane was placed under psychiatric surveillance.
WORD ORIGINsurveillance
Origin:
1800-1900 French surveiller ‘to watch over’, from sur- ( ➔ SURCHARGE) + veiller ‘to watch’ (from Latin vigil; ➔ VIGIL)EXAMPLES FROM OTHER DICTIONARIES
- Banks are installing surveillance cameras to prevent robberies.
- Television surveillance in public areas should help to make housing developments safer.
- The men had been under surveillance by customs officers for some time before their arrest.
- The terrorists had been kept under constant surveillance by our officers.
- And even this unobtrusive surveillance might be only a part of her fantasy.
- It was reported that the agreement covered missile systems, light armoured vehicles and sea surveillance aircraft.
- Military intelligence maintained its surveillance of black organizational activity to determine the extent of black radicalism.
- Patients with increased oesophageal alkalinisation require careful surveillance because of their increased likelihood of developing complications.
- Police surveillance has prevented us contacting your sister-in-law.
- These cancer surveillance programmes are now widely implemented despite not having been subjected to clinical trial.
- This patient was the only case of cancer detected by the surveillance programme.
Longman Language Activatorto secretly watch a person or place
· The thieves had obviously been watching his house and knew when he was likely to be out.· He had the feeling that he was being watched.watch somebody's movements (=watch someone as they go to different places) · Detectives have been watching Mr Heskey's movements for some time.
to watch someone secretly, in order to find out information about them: · Mathers admitted he had followed Ms Evans and spied on her.
if the police keep a watch on a person or place, a group of them are organized to watch that person or place continuously: · Our orders were to keep a 24-hour watch on the cottage where the men were staying.
when people, especially the police or government officials secretly watch a place or person, especially for a long period, often using special equipment such as hidden cameras: · Television surveillance in public areas should help to make housing developments safer.surveillance camera: · Banks are installing surveillance cameras to prevent robberies.under surveillance (=being secretly watched): · The men had been under surveillance by customs officers for some time before their arrest.keep somebody/something under surveillance (=secretly watch someone or something): · The terrorists had been kept under constant surveillance by our officers.
when people watch a place or person carefully for a period of time: under observation (=being watched): · A patrol car spotted us and the officers inside made it clear that we were under observation.keep somebody/something under observation (=watch someone or something): · We want that place kept under constant observation.
COLLOCATIONS FROM THE ENTRY The suspects were kept under surveillance.COLLOCATIONS FROM OTHER ENTRIES
1when the police, army etc watch a person or place carefully because they may be connected with criminal activitiessurveillance of The suspects were kept under surveillance. (=a camera that takes photographs of people in buildings or public places)· He was seen on a car park security camera.
COLLOCATIONS FROM THE CORPUSADJECTIVE· He was not immediately arrested at the airport but kept under close surveillance.· State officials reviewed his case and said they would take unprecedented measures to keep him under close surveillance.
· He did not retire into a monastery but lived in Rangoon as a layman, under constant police surveillance.· Anything less than constant surveillance would be as no surveillance at all.· This is expressed in his use of constant surveillance and in his drive to eliminate waste and distractions.· He alleges that authorities kept King under constant surveillance.
· The bank has its own armed security guards-each a professional marksman-and electronic surveillance systems.· He said increased security will include random searches of park visitors and more electronic surveillance at all venues.· Also, an uneven terrain made electronic surveillance more difficult.· In all, four instances of electronic surveillance without a court notIce occurred during the late 1950s.
· Clearly this is an attempt to impose a national screening and surveillance programme to monitor the health of older people.
NOUN· New security measures, including video surveillance cameras, come into force on the city's bus fleet this week.· Two border surveillance cameras, mounted on large steel poles, have been destroyed by gunfire.· He is filmed by a video surveillance camera.· Both areas are monitored round the clock by surveillance cameras and detectives are hoping that the hoaxer has been captured on tape.· The installation of surveillance cameras also seems to work, if Airdrie's experience is anything to go by.· Read in studio Well, one police force is hoping to cut crime by using surveillance cameras.
· National notifiable disease surveillance is organized around state by state reporting systems for which states have ample legal authority.· This year, the United States upgraded its disease surveillance system to detect any early outbreak of infection.· National infectious disease surveillance systems form the foundation of our ability to know and track the routine.
· The company still plans to sell off Thorn Security and Electronics, which makes security and surveillance equipment for the defence industry.
· He criticised the agency's surveillance operations, and alleged that it was incompetent.· Guillaume Depardieu, 23, was arrested on Saturday with four other men after a surveillance operation.
· Because of the high risk of developing a further cancer the patient was entered into the surveillance programme.· Results One hundred and eighty patients fulfilled the criteria for entry into the surveillance programme.· Clearly this is an attempt to impose a national screening and surveillance programme to monitor the health of older people.· All but one of the colorectal cancers in this series occurred in patients outside the surveillance programme.· This patient was the only case of cancer detected by the surveillance programme.
· Fashionable north London, six bedrooms, an acre of garden, a surveillance system, electronic gates, a road-to-house intercom.· This year, the United States upgraded its disease surveillance system to detect any early outbreak of infection.· Private security firms using surveillance systems should be subject to inspections.· Improved computer-editing proceedings have been developed and implemented in the surveillance system which identify measurements that may contain errors.· The bank has its own armed security guards-each a professional marksman-and electronic surveillance systems.· In the United States, existing surveillance systems are inadequate to rapidly recognize outbreaks of this parasitic infection.· But the range of ground surveillance systems, nomatterhow sophisticated, is inevitably restricted by the curvature of the earth's surface.· National infectious disease surveillance systems form the foundation of our ability to know and track the routine.
· She had her surveillance team in place, ready to begin shadowing her military target.· I spotted Tony Redfern's surveillance team on my first pass of the Smarts' warehouse.· It was the last thing the surveillance team had expected.· Accordingly, he had indeed doubled the surveillance team, detailing two men to each side of the Eldorado apartment block.· They must have spotted your surveillance team and shifted everything out in advance of the raid.· Hamid Tefileen was said to have been spotted by surveillance teams and arrested in autumn 1998.· Lieutenant Curtis had made it very clear to the surveillance team how mentally unbalanced and dangerous he considered the Prophet to be.· Tonight he would butcher one of his surveillance team.
· This was confirmed in 14 patients by covert video surveillance.· With built-in video surveillance, even graffiti would be deterred.· New security measures, including video surveillance cameras, come into force on the city's bus fleet this week.· The police have had the estate under video surveillance for many weeks.· He is filmed by a video surveillance camera.· Security robots may be much more commonplace, looking for fires and intruders, and there will be more video surveillance.
VERB· However, limited resources have left many state and local health departments with inadequate capacity to conduct surveillance for most infectious diseases.· Police conducting surveillance of a stolen Honda Accord that was parked, saw two males getting into the car.
· She wanted to spend the afternoon keeping Kattina under surveillance.· He alleges that authorities kept King under constant surveillance.· The suspects were kept under surveillance.· State officials reviewed his case and said they would take unprecedented measures to keep him under close surveillance.· We would keep surveillance and follow the person who collects it, hoping to apprehend the whole gang and rescue Fontaine.
· Private security firms using surveillance systems should be subject to inspections.· Data are collected prospectively, using standardized surveillance components and nosocomial infection definitions.· Read in studio Well, one police force is hoping to cut crime by using surveillance cameras.· The show uses video surveillance footage, interviews and re-enactments to focus on lamebrain criminal acts.
24-hour surveillance of the buildingunder surveillance They were under constant close surveillance day and night. The suspects were kept under surveillance. electronic surveillance equipment2when one country watches the military activities of another country to see what they are planning to do: a surveillance mission surveillance aircraft3when doctors, health departments etc watch an ill person or watch the development of a disease in a populationunder surveillance Diane was placed under psychiatric surveillance.- phew
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