alert
adjective
fully aware and attentive; wide-awake; keen.
has alerted
-
present perfectof alert (3rd person singular).present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The island remains closed to the public through at least June 30, though the park has alerted people with campsite reservations through Aug. 14 that they may be be canceled.
From Los Angeles Times ● Jun. 10, 2026
It was the biggest one the ShakeAlert early warning system has alerted for, since launching publicly in California three years ago.
From Washington Times ● Dec. 22, 2022
All of those affected so far are from Sydney, NSW Health said, but it has alerted authorities in other states as it investigates.
From BBC ● Dec. 15, 2022
He has sent a protest to all 50 state Governors and has alerted Democratic party officials throughout the country to be on their guard.
From Salon ● Nov. 7, 2022
I hope she's the one who's tuned in—or that somebody has alerted her by now, because I'd rather talk to her than to anyone else I can think of out there.
From Supermind by Laurence M. Janifer
