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American English: /əˈlərt/
British English: /əˈləːt/

Translation of alert in Spanish:


  • to be alert
    (vigilant) estar alerta
    (lively-minded) ser despierto
    to stay alert
    mantenerse alerta or en guardia
    seguir atento or prestando atención
    to be alert to something
    estar atento a algo
    Example sentences
    • At the other end Dermot Byrne almost got clear but Farrell Cuddihy was very alert to clear the danger.
    • There are signs that Congress is at least somewhat alert to these dangers.
    • Though at times they don't seem to be the most aware of animals, sheep are very alert to mood swings, and this time was no exception.


  • on red/amber alert
    en (estado de) alerta or alarma roja/amarilla
    to put somebody on the alert
    poner a alguien en guardia
    alertar a alguien
    be on the alert for any suspicious visitors
    estáte alerta or al tanto por si viene alguien sospechoso
    Example sentences
    • The main north-south highway was reopened on Thursday but motorists were urged to remain on alert against possible dangers caused by the continuing heavy rains.
    • And now, as his execution by lethal injection nears, some clinics providing abortions are on alert for possible violence.
    • But the industry was put on alert about the possible tax rises at a conference this month when a representative from the Revenue said the memoranda would need to be reviewed.

transitive verb

  • (troops/police/coastguard)
    poner sobre aviso
    to alert somebody to somethingyoung people need to be alerted to the dangers of drug abuse
    se debe alertar a los jóvenes sobre los peligros del consumo de drogas
    se debe poner en guardia a los jóvenes frente a los peligros del consumo de drogas
    Example sentences
    • Wenger did the game a service by alerting us to the dangers.
    • Surely it would make more sense to put up an advert outside a football ground alerting men to the dangers of testicular or prostate cancer?
    • A pensioner is lucky to be alive after her dog alerted her to the danger of a fire at her home
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