alert
adjective
fully aware and attentive; wide-awake; keen.
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.
Ukraine relies on early notice from Western partners about the Russian strikes to issue air alerts and ensure civilians have enough time to get to shelter.
From The Wall Street Journal ● Oct. 14, 2026
It has urged households to check their flood risk, sign up to alerts and make a flood plan to prepare for any emergencies.
From BBC ● Oct. 11, 2026
Residents across the city said they heard at least five huge booms Thursday morning but received no alerts or warnings on their phones from authorities.
From The Wall Street Journal ● Oct. 9, 2026
After receiving the onboard alerts from EP, Li quickly began the initial analysis.
From Science Daily ● Oct. 8, 2026
A pleasant ding echoes around the suite, and a light near my bed’s headrest alerts me to an incoming call.
From "Warcross" by Marie Lu
