verb (used with object)
Origin of alert
Synonyms for alert
Antonyms for alert
Examples from the Web for hyperalert
Contemporary Examples of hyperalert
You go into hyperalert mode until the threat passes, and other hormones shut down your signaling loop.We're Talking About Depression All Wrong
August 20, 2014
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.