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1. Dictionary

   alert

   /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 vigilanthypervigilantwide awakeawarewatchfulattentiveobservantcircumspectwarycharyheedfulcannyon the lookouton one's guardon one's toesall earskeeping one's eyes open/peeledkeeping a weather eye openon the qui viveOpposite inattentive
   • ▪ able to think clearly; intellectually active: "she remained active and alert until well into her eighties" Similar quick-wittedsharpbrightquickkeenperceptivewide awakeresponsiveagileacuteastuteinformal:on the ballon one's toesquick off the markquick on the uptakeall therewith itbright-eyed and bushy-tailedOpposite slow

   noun

   • 1. the state of being watchful for possible danger: "security forces are on the alert for an upsurge in violence" Similar vigilancewatchfulnesscarefulnessattentivenessguardednesscarecautioncautiousnesswarinesscharinessalertnesshypervigilancecircumspectionprudenceheedfulnessheedmindfulnessOpposite carelessness
   • ▪ an announcement or signal warning of danger: "a bomb alert" Similar warningcautionnotificationnoticeexhortationinjunctionsirenalarmsignaldanger signaldistress signal
   • ▪ a period of vigilance following a warning of danger: "traffic was halted during the alert"
   • ▪ a signal on an electronic device that prompts the user to do something or attracts their attention: "a vibrating alert is a discreet alternative to ringtones"

   verb

   • 1. warn (someone) of a danger or problem: "he alerted people to the dangers of smoking"

   Word Origin late 16th century (originally in military use): from French alerte, from Italian all' erta ‘to the watchtower’.

   Derivatives

   • 1. alertly adverb

   Scrabble Points: 5

   • A

     1

   • L

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   • E

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   • R

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   • T

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   More definitions, origin and scrabble points

2. www.merriam-webster.com › dictionary › alertAlert Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › alert

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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.

3. www.dictionary.com › browse › alertALERT Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › alert

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   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.

4. dictionary.cambridge.org › dictionary › englishALERT | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   ALERT definition: 1. quick to see, understand, and act in a particular situation: 2. a warning to people to be…. Learn more.

5. dictionary.cambridge.org › us › dictionaryALERT | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

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   ALERT meaning: 1. quick to see, understand, and act in a particular situation: 2. a warning to people to be…. Learn more.

6. www.vocabulary.com › dictionary › alertAlert - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › alert

   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.

7. www.collinsdictionary.com › dictionary › englishALERT definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   1. watchful and ready, as in facing danger. 2. quick in thought or action; active; nimble. noun. 3. a warning signal as of an expected air raid; alarm. 4. the period during which such a warning is in effect.

8. www.oxfordlearnersdictionaries.com › definitionalert verb - Definition, pictures, pronunciation and usage ...

   www.oxfordlearnersdictionaries.com › definition

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   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.