verb (used with object)
Origin of alert
Synonyms for alert
Antonyms for alert
Examples from the Web for alertness
Contemporary Examples of alertness
And on the edges of evangelicalism, where alertness to “New Age” influence runs high, concern has bloomed into outrage.The Strange Saga of ‘Jesus Calling,’ The Evangelical Bestseller You’ve Never Heard Of
February 23, 2014
Historical Examples of alertness
His lines were gracefully full, his bearing had still the alertness of youth.The Spenders
Harry Leon Wilson
They praised his eyes' alertness, the smoothness of his muscles.Buried Cities, Part 2
The only change in it that they could notice was an accession of alertness.White Fang
All the alertness which had marked his coming had dropped away from him.The Dominant Strain
Anna Chapin Ray
And in alertness and resourcefulness it is second only to the desire for wealth itself.Is civilization a disease?
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.