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vigilant
[vij-uh-luhnt]
adjective
keenly watchful to detect danger; wary.
a vigilant sentry.
Antonyms: carelessever awake and alert; sleeplessly watchful.
Synonyms: sleepless, wide-awake
vigilant
/ ˈvɪdʒɪlənt /
adjective
keenly alert to or heedful of trouble or danger, as while others are sleeping or unsuspicious
Other Word Forms
- vigilantly adverb
- vigilantness noun
- hypervigilant adjective
- nonvigilant adjective
- nonvigilantly adverb
- nonvigilantness noun
- previgilant adjective
- previgilantly adverb
- supervigilant adjective
- supervigilantly adverb
- unvigilant adjective
- unvigilantly adverb
Word History and Origins
Word History and Origins
Origin of vigilant1
Compare Meanings
How does vigilant compare to similar and commonly confused words? Explore the most common comparisons:
Synonym Study
Example Sentences
"But we must also be vigilant in preventing products that are highly repetitive from 'gathering' in the market, squeezing research and development space and other risks."
The theocrat would express his distrust of the Americans, caution his emissaries to be vigilant, but then obliquely defend their efforts.
Immune cells act like vigilant sentries, moving through tissues and detecting remaining cancer cells that could lead to relapse.
It may be years away, but I will be vigilant in looking for signs.
“Unless there is a significant slump in the stock market, the Takaichi administration is likely to continue its policy operations along the current trajectory, meaning the JGB market will remain vigilant about further yield rises.”
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When To Use
To be vigilant is to be watchful or alert for danger or some other kind of trouble.Vigilant can describe a person or an action. It is often used when talking about keeping something out or in—whether that means keeping mistakes out of your work, robbers out of your home, or the dog inside the house.Example: We must be vigilant if we want to protect our home from invaders.
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