alertness — the quality of being watchful and ready to notice things quickly
Part of speech: NOUN
Definition: the quality of being watchful and ready to notice things quickly
Pronunciation (IPA): /əˈlɜːrtnəs/
Example Sentences
- Coffee improved his alertness during the boring meeting.
- My cat's alertness to the sound of a can opener is truly impressive.
- The pilot's alertness prevented a potential disaster.
alertness
NOUN[/əˈlɜːrtnəs/]
the quality of being watchful and ready to notice things quickly

The lifeguard's alertness caught the swimmer struggling before anyone else noticed.
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🎤Pronunciation
🌳Etymology
Origin
The word derives from Italian 'all'erta' (on the watch), originally a military term. The 'erta' component means 'high place,' referring to the practice of keeping watch from elevated positions such as watchtowers.
Breakdown
alert (from Italian 'all'erta', meaning watchful or vigilant) + -ness (suffix forming abstract nouns denoting a state or quality).
🎵Rhyme
🔗Collocations
📝Examples
“Coffee improved his alertness during the boring meeting.”
“My cat's alertness to the sound of a can opener is truly impressive.”
“The pilot's alertness prevented a potential disaster.”
“His alertness to pizza delivery trucks is legendary among his friends.”
📚Related Words
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