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- Dictionaryalert/əˈləːt/
adjective
- 1. quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant: "an alert police officer discovered a lorry full of explosive" Similar Opposite
noun
- 1. the state of being watchful for possible danger: "security forces are on the alert for an upsurge in violence" Similar Opposite
verb
- 1. warn (someone) of a danger or problem: "he alerted people to the dangers of smoking"
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The meaning of ALERT is watchful and prompt to meet danger or emergency. How to use alert in a sentence. Synonym Discussion of Alert.
ALERT definition: 1. quick to see, understand, and act in a particular situation: 2. a warning to people to be…. Learn more.
An alert is a warning or alarm, especially an alarm about dangerous weather or a military attack, as in The National Weather Service has alerts for tornadoes, hurricanes, Nor’easters, and other severe weather occurrences.
An alert is a situation in which people prepare themselves for something dangerous that might happen soon.
When you issue an alert you give warning, alerting people to, or notifying them of, a concern. Alert is one of the rare words that can be used in the same form as a noun, verb, and adjective. In all parts of speech, alert implies preparedness.
n. 1. A signal that warns of attack or danger: Sirens sounded the alert for an air raid. 2. A condition or period of heightened watchfulness or preparation for action: Nuclear-armed bombers were put on alert during the crisis. tr.v. a·lert·ed, a·lert·ing, a·lerts.
adjective. Vigilantly attentive; watchful. Alert to danger; an alert bank guard. American Heritage. Watchful and ready, as in facing danger. Webster's New World. Mentally responsive and perceptive; quick. American Heritage. Quick in thought or action; active; nimble.
noun. /əˈlɜːt/ /əˈlɜːrt/ [singular, uncountable] a situation in which people are watching for danger and ready to deal with it. on the alert (for something) Police are warning the public to be on the alert for suspicious packages. on alert More than 5 000 troops have been placed on (full) alert. Extra Examples.
a warning about a possibly dangerous situation: a bomb alert. be on full/red alert. to be expecting problems and ready to deal with them: Police in the region were on full alert against further attacks.
to make somebody aware of something. be alerted to something They had been alerted to the possibility of further price rises. Definition of alert verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
