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

Alert \A*lert"\, n. (Mil.) An alarm from a real or threatened attack; a sudden attack; also, a bugle sound to give warning. ``We have had an alert.''
--Farrow.

On the alert, on the lookout or watch against attack or danger; ready to act.

Alert

Alert \A*lert"\ ([.a]*l[~e]rt"), a. [F. alerte, earlier [`a] l'erte on the watch, fr. It. all' erta on the watch, prop. (standing) on a height, where one can look around; erta a declivity, steep, erto steep, p. p. of ergere, erigere, to erect, raise, L. erigere. See Erect.]

  1. Watchful; vigilant; active in vigilance.

  2. Brisk; nimble; moving with celerity.

    An alert young fellow.
    --Addison.

    Syn: Active; agile; lively; quick; prompt.

Douglas Harper's Etymology Dictionary
alert

"on the watch," 1590s, from French alerte "vigilant" (17c.), from phrase à l'erte "on the watch," from Italian all'erta "to the height," from erta "lookout, high tower," noun use of fem. of erto, past participle of ergere "raise up," from Latin erigere "raise" (see erect). The adjective is attested from 1610s, the noun from 1803, and the verb from 1868. Related: Alerted; alerting.

Wiktionary
alert
  1. 1 attentive; awake; on guard. 2 (context obsolete English) Brisk; nimble; moving with celerity. n. 1 An alarm. 2 A notification of higher importance than an advisory. v

  2. To give warning to.

WordNet
alert
  1. adj. very attentive or observant; "an alert and responsive baby is a joy"; "caught by a couple of alert cops"; "alert enough to spot the opportunity when it came"; "constantly alert and vigilant, like a sentinel on duty" [ant: unalert]

  2. mentally responsive; "an alert mind"

  3. not unconscious; especially having become conscious; "the patient is now awake and alert" [syn: awake(p)]

  4. (usually followed by `to') showing acute awareness; mentally perceptive; "alert to the problems"; "alive to what is going on"; "awake to the dangers of her situation"; "was now awake to the reality of his predicament" [syn: alive(p), awake(p)]

alert
  1. n. condition of heightened watchfulness or preparation for action; "bombers were put on alert during the crisis" [syn: qui vive]

  2. a warning serves to make you more alert to danger [syn: alerting]

  3. an automatic signal (usually a sound) warning of danger [syn: alarm, warning signal, alarum]

alert

v. warn or arouse to a sense of danger or call to a state of preparedness; "The empty house alarmed him"; "We alerted the new neighbors to the high rate of burglaries" [syn: alarm]

Wikipedia
Alert

To be alert is to be in a state of alertness.

Alert or '''ALERT ''' may also refer to:

ALERT (medical facility)

ALERT is a medical facility on the edge of Addis Ababa, specializing in Hansen’s disease, also known as “ leprosy”. It was originally the All Africa Leprosy Rehabilitation and Training Center (hence the acronym), but the official name is now expanded to include tuberculosis: All Africa Leprosy, Tuberculosis and Rehabilitation Training Centre.

ALERT’s activities focus on its hospital, rehabilitation of leprosy patients, training programs for leprosy personnel from around the world, and leprosy control (administration of the Ethiopian Ministry of Health’s regional leprosy control program). From the beginning, ALERT provided leprosy training for medical students from Addis Ababa University. Also at ALERT is the Armauer Hansen Research Institute, founded in 1970, specializing in leprosy research. There is currently a 240-bed teaching hospital, which includes dermatology, ophthalmology, and surgery departments, also an orthopedic workshop, and a rehabilitation program.

ALERT is the continuation and expansion of the leprosy hospital originally built by Dr. Thomas Lambie in 1922, which was later named the Princess Zänäbä Wärq Hospital. A memorandum to found ALERT was signed Dec. 11, 1965 by representatives of the Ministry of Health, Addis Ababa University, the International Society for the Rehabilitation of the Disabled, The Leprosy Mission, and Dr. Eugene Kellersberger of the American Leprosy Mission, who had had the vision for establishing such a multifaceted center and had been the main promoter of the project.

Alert (motorcycle)

Alert was an English motorcycle manufactured by Smith & Molesworth at Coventry between 1903 and 1906. The bikes were powered by 2.35, 2.75 and 3.25 bhp Sarolea engines.

Alert (gum)

Alert is an energy caffeine gum produced by the Wrigley's company that entered the U.S. market in April 2013.

Usage examples of "alert".

Alert status would remain in effect until Abies was confirmed airborne.

He floated to his feet and faced his first challenge, a simple detection spell that would alert the caster if anyone, in any form, crossed the adamantine bridge.

Ulysses someone approached and he came alert, the sadness wafting away like alder down blown by the wind.

In fact, the absence of mammal-like creatures combined with the presence of angiosperms should have alerted the original colonists that something was wrong.

I switched from adequately well off to poor and back, staying in small apartments or back rooms but never in shelters, because the government goons running them might happen to be alert enough to notice me.

In an ecstasy of joy she began to embrace me again, and Eleanore said that she would go to sleep so as to be more on the alert for the morrow.

With this the young man bent lustily to his oars, while Bim sat in the stern of the skiff, alert to every movement made by his master, and swaying his body like that of a genuine cockswain.

The bleep was the alert - wait for the continuous sound, which is the summons.

Smith with his answerphone and presumably an automatic bleeper to alert him to messages so that he was always the one to phone you.

LisaS then fired off e-mails alerting influential bloggers - and the AP - to the falsehood.

What he knew about Ahmed Amin Refai put Bucca on an even higher state of alert.

In 1990 a leaflet from Dangerous Visions, a bookstore in Van Nuys, alerted me that Terry Pratchett and Neal Caiman would be in to autograph Good Omens.

A short while later Guillermo Franco, the crime reporter for Caracol Radio, came on the scene, alerted by the report of a shooting, but all he found was the abandoned car.

The way-stew was nothing to brag about, but the vapors did wonders to clear her head, so that she felt reasonably alert when she helped herself to the last of the cauf and began to repack her hasty camp.

Angelo was tousle-haired and blank-eyed from sleep, but Chubby was quick and alert.