alertness

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.

Here, the very irregularity of the interior environment, including the concrete surfaces — richer and more textured than I expected — heightened my alertness.

From Los Angeles Times • Apr. 22, 2026

These chemicals play key roles in motivation, attention, alertness, and stress regulation.

From Science Daily • Feb. 7, 2026

"This is done only as a precautionary measure, but it is appropriate that we are at a crescent sense of alertness just at the moment for the time being," he said.

From BBC • Dec. 15, 2025

Mr. Jones heightens the sense of unease with a style that favors sparsity and acoustic alertness.

From The Wall Street Journal • Dec. 4, 2025

Still, I sensed an alertness in her skin, in her muscles.

From "Middlesex: A Novel" by Jeffrey Eugenides