unalert
- adjective
- /ˌʌnəˈlɜrt/
- He felt unalert during the lecture.
Examples
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She felt unalert after staying up much too late the night before.
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Drivers who are unalert may cause accidents on busy roads.
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The guard was unalert, missing the intruder as he slipped through the gate.
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The soldier was unalert to the approaching enemy.
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The hikers were unalert to the signs of a storm approaching until it was almost too late.
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After staying up all night, he felt unalert and struggled to focus during the meeting.
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The driver was unalert and didn't notice the traffic signal change, causing a near accident.
Synonyms
Not careful about possible danger or harm
Not watching carefully for danger or problems
Not paying attention makes you miss danger or problems
Not paying attention and not ready for surprise or danger
Antonyms
How Alert
Surface Forms
Morphology
Etymology
Unalert joins the prefix un- meaning 'not' with alert meaning 'ready and watchful'. So, unalert means not paying attention to danger or to what is happening.