Definition of vigilance in English:



mass noun
  • The action or state of keeping careful watch for possible danger or difficulties.

    ‘security duties that demand long hours of vigilance’
    • ‘At any time it can warn to the owner any conditions to caution him to raise vigilance.’
    • ‘Congratulations for your vigilance in watching the government and thereby protecting us all.’
    • ‘We shall need permanent vigilance and constant efforts to spread democratic involvement.’
    • ‘Constant vigilance in the form of the water control is necessary to monitor for this.’
    • ‘It is also required to maintain constant vigilance against external threats to the integrity and vitality of the body.’
    • ‘And it requires constant vigilance, and holding the feet to the fire of our elected ones.’
    • ‘There has to be constant vigilance in reporting new cases or old ones now revealed.’
    • ‘These guys certainly show, in my mind, why they should be under constant vigilance.’
    • ‘In a situation that we face today constant vigilance and care are imperative.’
    • ‘The watch and vigilance of the learned members of the judiciary effectively supplements their role.’
    • ‘These standards deserve constant vigilance as science in the media becomes a distinct profession.’
    • ‘During the opening stages of the Tour, the favourites repeat like a mantra the need for constant vigilance.’
    • ‘Prevention is one of those things that is something that needs constant vigilance.’
    • ‘Continued vigilance and attention at farm level to bio security is, and will remain, important.’
    • ‘Constant vigilance is the only possible response to the terrifying Rise of The Machines.’
    • ‘That is an achievement in itself, though it also imposes on us a constant need for vigilance.’
    • ‘He said vigilance was the best way to protect small children from danger.’
    • ‘Freedom requires constant vigilance - but if we surrender our personal key to this box we do so at our peril.’
    • ‘Media companies were given a warning last night to maintain constant vigilance.’
    • ‘But without its constant vigilance, it is very unlikely York would have survived as the city it is today.’
    watchfulness, careful observation, surveillance, attentiveness, attention, alertness, guardedness, carefulness, care, caution, cautiousness, wariness, chariness, circumspection, prudence, heedfulness, heed, mindfulness
    View synonyms


Late 16th century: from French, or from Latin vigilantia, from vigilare ‘keep awake’, from vigil (see vigil).