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Want to find out what does the word alert mean? We gathered all the possible definitions of the word alert on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.


Part of speech: Adjective

On the watch; active; brisk; ready; vigilant.

Part of speech: Noun

The lookout; a guarding against surprise; as, to be on the alert.

Part of speech: Adverb


Part of speech: Noun


Usage examples "alert":