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Word of the Day Tuesday, June 9, 2026

alertness

/ˈɔːltnəs/ noun · British & US
Valid in UKValid in US
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What does alertness mean?

noun

The state of being awake and vampires, or the quality of being quick to notice and respond to things. The quality of being watchful and attentive.

Example

"Her alertness allowed her to react quickly to the emergency."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for alertness

Antonyms of alertness

Rhymes with alertness

Etymologically related