vigilance

noun

vig·​i·​lance ˈvi-jə-lən(t)s How to pronounce vigilance (audio)
Synonyms of vigilancenext
: the quality or state of being vigilant

Examples of vigilance in a Sentence

eternal vigilance is the price of freedom
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
See video … Tune in as law enforcement experts explain how authorities are securing New Year’s celebrations and why public vigilance still matters. FOXNews.com, 31 Dec. 2025 Ground-floor units and older buildings require extra vigilance. Allison Palmer, Miami Herald, 29 Dec. 2025 In summary, when facing the threat of lightning, preparedness and vigilance are your best allies. Bay Area Weather Report, Mercury News, 25 Dec. 2025 In summary, when facing the threat of lightning, vigilance and preparedness are your best allies. Southern California Weather Report, Oc Register, 25 Dec. 2025 See All Example Sentences for vigilance

Word History

First Known Use

1533, in the meaning defined above

Time Traveler
The first known use of vigilance was in 1533

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Cite this Entry

“Vigilance.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vigilance. Accessed 3 Jan. 2026.

Kids Definition

vigilance

noun
vig·​i·​lance ˈvij-ə-lən(t)s How to pronounce vigilance (audio)
: the quality or state of being vigilant

Medical Definition

vigilance

noun
vig·​i·​lance ˈvij-ə-lən(t)s How to pronounce vigilance (audio)
: the quality or state of being wakeful and alert : degree of wakefulness or responsiveness to stimuli
vigilant adjective

More from Merriam-Webster on vigilance

Last Updated: - Updated example sentences
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