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alertness

NOUN
watchfulness
Synonyms


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.

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Although greater activity in the locus coeruleus generally promotes alertness, excessive stimulation can have the opposite effect.

From Science Daily ● Oct. 17, 2026

The point of the film was to illustrate that troops who don't directly fire weapons are still "under tremendous stress, high alertness and subject to exhaustion".

From BBC ● Aug. 18, 2026

In a small study on people with insomnia, when they were given a false negative sleep score, those individuals reported sleepiness and fatigue, as well as lower levels of alertness and clear thinking.

From Slate ● Aug. 11, 2026

This is a film packed with conversation yet light on longueurs, for the director and his cast invest the dense historical speech with an alertness befitting a besieged community.

From The Wall Street Journal ● Jul. 30, 2026

I drag myself into a state of relative alertness, eat a can of potato and bean stew, and sit against the wall facing the door.

From "Mockingjay" by Suzanne Collins


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