I. adjective
COLLOCATIONS FROM OTHER ENTRIES
be (put/placed) on red alert
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All the hospitals are on red alert.
put/place sb on high alert
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Troops were put on high alert.
red alert
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All the hospitals are on red alert.
COLLOCATIONS FROM CORPUS
■ ADVERB
mentally
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When I come away from working with Slatkin I always feel more mentally alert than when I started.
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Bernhardt stated that she continued to sculpt into old age to remain mentally alert .
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This applies both to the mentally alert and the mentally confused.
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I felt stimulated - mentally alert , talkative and sociable.
EXAMPLES FROM OTHER ENTRIES
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an alert driver
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Passengers should try to stay alert at all times, and report any suspicious packages to the police immediately.
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She owes her life to an alert farmer, who spotted her car in a ditch and called the emergency services.
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The medicine can make it difficult to remain alert .
EXAMPLES FROM CORPUS
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Being aware of this, you will be alert and attentive to meaning.
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But working in this sort of hospital you are always aware of the potential and you have to be alert .
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Even many of the civilians in Charleston, which lay three miles across the bay from Sumter, were alert and anxious.
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For a compulsively pensive person, to be fully alert but free of thought is a form of ecstasy....
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He listens with an alert , humorless expression.
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The men sit up, alert .
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The second effort was another wonderfully alert piece of rugby.
II. verb
COLLOCATIONS FROM CORPUS
■ NOUN
authority
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Such arguments naturally alerted the authorities to the possible threat posed by such an organization.
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If nothing was heard from us, then the shore station would alert the rescue authorities .
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Be sure to alert the local planning authority , which may not be aware of the subtleties of the legislation.
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Vesey hoped to seize Charleston in 1822, but a conspirator alerted the authorities , who disrupted the plot.
danger
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Could she alert him to her danger ?
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Chital are extremely wary animals that alert each other to danger with a whistling call.
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It has a range of sounds and frequencies to alert other monkeys to danger .
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So my conclusion is that we blanked due to a combination of the bream being well fed and very alert to danger .
fact
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Continual clashes of this type should alert parents to the fact that this approach is not useful with their child.
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This unusual property is what first alerted researchers to the fact that a core exists at the center of our earth.
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Moreover, it alerts us to the fact that short-sighted tactics may thwart the overall strategy.
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Worse, nothing in the data itself would alert us to this fact .
fire
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Simmons has so many irons in the fire some one should alert 911.
police
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Then he ran to his car and drove five miles to alert police and park rangers.
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The sensors alerted police within seconds and, in some instances, placed the gunshots within 20 feet of their origin.
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Last summer she alerted police after Stephen Davison went missing.
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The wireless remote receiver also can be connected to your home security system to alert the police .
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Police and airport alerted . 18.45 First police and firemen arrive.
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A passer-by spotted an abandoned plastic bag and alerted police .
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Workmen alerted police after noticing a red car apparently abandoned in the quarry on the Horseshoe Pass between Llangollen and Ruthin.
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One or two commuters alerted police on their cellular phones.
possibility
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Music publishing companies are always alert to the possibility of signing new songwriting talent.
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Children who are very passive and uncommunicative should alert us to the possibility that problems exist in the life of the family.
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However, the teacher was still alert to the possibility that some children might use collaboration as a cover.
problem
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The jury's note should have alerted the judge to problems that might occur.
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Again, the viewfinder image will alert you to the problem by showing you how the camcorder is seeing the scene.
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Schools need to be constantly alert to this problem .
PHRASES FROM OTHER ENTRIES
high alert
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Early in the war Soviet southern troops were put on high alert.
EXAMPLES FROM OTHER ENTRIES
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a poster campaign to alert people to the disease
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Drivers are being alerted that an escaped prisoner has been seen hitch-hiking on the road to Frankfurt.
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One fireman alerted the residents and helped them to safety.
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When he realized that one engine was not working, the pilot alerted air traffic control.
EXAMPLES FROM CORPUS
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But it was really quite useful, since it alerted his audience to stand by for something unexpected.
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Echoes of the signal alert them to possible prey, at ranges up to 80-90 metres in shallow waters.
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Some authors have suggested that the clicks are made to alert other cats to the presence of the prey.
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The perimeter was alerted, and most were awake.
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The sensors alerted police within seconds and, in some instances, placed the gunshots within 20 feet of their origin.
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When we find kids circumventing them, we alert our members and try to get the information out as quickly as possible.
III. noun
COLLOCATIONS FROM CORPUS
■ ADJECTIVE
full
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Coastguards ordered a full emergency alert as the vessel drifted away from the Amoco rig 120 miles east of Aberdeen.
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I remember it was a night drive, and everybody was on full alert .
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Does it need 7,000 nuclear weapons on full alert , and three weapons laboratories?
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Not all defences need be kept at full alert at every moment.
red
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Time allowed 04:56 Read in studio A red flood alert has been issued tonight for one of the region's rivers.
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It was the normal state of red alert , panic, and disarray in the Bronx County Building.
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Frank had to leave-he'd burnt so many bridges Blue Watch were on red alert .
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If we bypass the decision we simply move into autopilot and the red alert comes into play.
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Several Devon roads were closed with the Otter and Dart rivers on red flood alert .
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The National Health Service was put on red alert .
■ NOUN
bomb
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Several families were evacuated from their homes in Ulster last night after a bomb alert .
security
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The overnight explosion not only destroyed the chapel but also sparked a security alert in Dartmouth, Devon.
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Postal facilities and other government offices around the country were warned of the attempted bombings, and were put on security alert .
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Voice over Elsewhere investigations are continuing into a separate security alert in Gloucester City Centre yesterday.
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His arrest followed a major security alert before a visit by the Prime Minister.
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His appearance follows a security alert in Oxford last night.
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Read in studio A city centre is still sealed off following a security alert earlier this afternoon.
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The security alert , involving five hundred people, cost ten thousand pounds.
EXAMPLES FROM OTHER ENTRIES
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a smog alert
EXAMPLES FROM CORPUS
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Because of the potential seriousness of the incident, a site alert was announced.
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But there is manipulation in these alerts.
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He lists a handful of false virus alerts and urban myths.
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If we bypass the decision we simply move into autopilot and the red alert comes into play.
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Read in studio A city centre is still sealed off following a security alert earlier this afternoon.