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Meaning of word alert from English dictionary with examples, synonyms and antonyms.

alert   noun

Meaning : Condition of heightened watchfulness or preparation for action.

Example : Bombers were put on alert during the crisis.

Synonyms : qui vive

Meaning : A warning serves to make you more alert to danger.

Synonyms : alerting

Meaning : An automatic signal (usually a sound) warning of danger.

Synonyms : alarm, alarum, warning signal

alert   adjective

Meaning : Engaged in or accustomed to close observation.

Example : 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.

Synonyms : watchful

Translation in other languages :

Not alert to what is potentially dangerous.

unalert, unvigilant, unwatchful

Meaning : Quick and energetic.

Example : A brisk walk in the park.
A lively gait.
A merry chase.
Traveling at a rattling rate.
A snappy pace.
A spanking breeze.

Synonyms : brisk, lively, merry, rattling, snappy, spanking, zippy

Meaning : Mentally perceptive and responsive.

Example : An alert mind.
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.

Synonyms : alive, awake

alert   verb

Meaning : Warn or arouse to a sense of danger or call to a state of preparedness.

Example : The empty house alarmed him.
We alerted the new neighbors to the high rate of burglaries.

Synonyms : alarm