vigilance

[ vij-uh-luhns ]
See synonyms for vigilance on Thesaurus.com
noun
  1. state or quality of being vigilant; watchfulness: Vigilance is required in the event of treachery.

  2. Pathology. insomnia.

Origin of vigilance

1
First recorded in 1560–70; alteration (-ance for -ancy) of obsolete vigilancy, from Latin vigilantia; see vigilant, -ancy

Other words for vigilance

Other words from vigilance

  • hy·per·vig·i·lance, noun
  • non·vig·i·lance, noun
  • pre·vig·i·lance, noun
  • su·per·vig·i·lance, noun

Words Nearby vigilance

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use vigilance in a sentence

British Dictionary definitions for vigilance

vigilance

/ (ˈvɪdʒɪləns) /


noun
  1. the fact, quality, or condition of being vigilant

  2. the abnormal state or condition of being unable to sleep

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