verb (used with object)
Origin of alert
Synonyms for alert
Antonyms for alert
Related Words for alertwatchful, wise, wary, observant, active, bright, perceptive, wired, vigilant, sharp, careful, intelligent, alarm, signal, inform, notify, forewarn, ready, hip, quick
Examples from the Web for alert
Contemporary Examples of alert
Minutes before an airplane hit the water, an alert would go out.Red Tape and Black Boxes: Why We Keep ‘Losing’ Airliners in 2014
December 29, 2014
I also want to alert you to the broader circumstances of my incarceration.An American Marine in Iran’s Prisons Goes on Hunger Strike
December 18, 2014
They walk closely together, tense, and alert in their movements.‘Girlhood’: Coming of Age in France’s Projects
November 25, 2014
Most people are expected to self-monitor and alert authorities if their temperature rises.Europe’s Hidden Ebola Cases
Barbie Latza Nadeau
October 15, 2014
If someone finds a great spot to set up camp miles away, they can alert friends from other groups.London’s Pagan Counterculture Kings
October 12, 2014
Historical Examples of alert
The strong man must at all times be alert to the attack of insidious disease.
And accordingly, when he wakened in the middle of the night, he was alert on the instant.Way of the Lawless
He moved with alert assurance, lithely balanced on the balls of his feet, noiselessly.
Instantly, he was all alert to meet the exigencies of the situation.
With narrow, alert eyes, Linda was watching, and her brain was keenly alive.Her Father's Daughter
adjective (usually postpositive)
- on guard against danger, attack, etc
- watchful; readyon the alert for any errors
Word Origin for 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.
see on the alert.