Definition of vigilant in English:

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vigilant

Pronunciation: /ˈvijələnt/

adjective

Keeping careful watch for possible danger or difficulties: the burglar was spotted by vigilant neighbors
More example sentences
  • He also urged individuals to be vigilant in watching for offenders and to report them to their local councillor.
  • As women we need to remain vigilant and watch how our South African Constitution is put into practice.
  • We must keep alert and vigilant to the future plans of the developers.
Synonyms
watchful, observant, attentive, alert, eagle-eyed, hawk-eyed, on the lookout, on one's toes, on the qui vive;
wide awake, wakeful, unwinking, on one's guard, cautious, wary, circumspect, heedful, mindful
informal beady-eyed

Derivatives

vigilantly

Pronunciation: /ˈvijələntlē/
adverb
Example sentences
  • But those of us who disagree should vigilantly watch for, and resist, the ‘displacement of constitutional hegemony’ that the article welcomes.
  • Classicism holds sway even in this debate: it has been an ideological service worker vigilantly cleaning up, heroicizing and aestheticizing violences and hatreds.
  • What's most curious is that the people who advocate abstinence in other countries are generally the same people who vigilantly refuse to allow discussion of the subject in the United States.

Origin

Late 15th century: from Latin vigilant- 'keeping awake', from the verb vigilare, from vigil (see vigil).

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