Thesaurus.com
Dictionary.com
Definitions

alert

[uh-lurt] / əˈlɜrt /






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.

OpenAI has said that it strengthened safety measures, and Chief Executive Sam Altman apologized for failing to alert law enforcement to the perpetrator’s account.

From The Wall Street Journal • Jun. 11, 2026

Araghchi added that their military was “on constant alert for any violation of Iran’s airspace, land or waters.”

From Barron's • Jun. 9, 2026

This is how you raise the alert if you have a suspected case.’

From Slate • Jun. 9, 2026

The company agreed to donate more than 50 plate readers, free of charge for six months, to the wealthy Palisades area, where residents and law enforcement officials were on high alert about potential theft.

From Los Angeles Times • Jun. 9, 2026

All three Marvellian cities have been on high alert for unusual activity and have enabled extra security precautions until she has been caught.

From "The Marvellers" by Dhonielle Clayton




Vocabulary lists containing alert


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "alert" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com