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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.

The ground vehicles didn’t have transponders, and their proximity made them difficult for the alert system to track on radar.

From The Wall Street Journal • Apr. 23, 2026

While the bank is expected to stand pat next week, policymakers will be on alert for signs that higher energy costs are leading to bigger wage demands and increased prices for other goods and services.

From The Wall Street Journal • Apr. 22, 2026

The Department of Homeland Security hasn’t published any national terrorism advisory bulletins, periodic updates to alert the public to the current threat level, since September.

From Salon • Apr. 22, 2026

The Soviet foreign minister, Andrei Gromyko, observed at the time: “Americans put forces on alert so often that it is hard to know what it means.”

From Slate • Apr. 21, 2026

His head was up and his ears alert, his bushy tail curved high over his back.

From "Black Star, Bright Dawn" by Scott O'Dell




Vocabulary lists containing alert