Meaning of VIGILANCE in English


/vij"euh leuhns/ , n.

1. state or quality of being vigilant; watchfulness: Vigilance is required in the event of treachery.

2. Pathol. insomnia.

[ 1560-70; alter. (-ANCE for -ANCY) of obs. vigilancy vigilantia; see VIGILANT, -ANCY ]

Syn. 1. alertness, attention, heedfulness, concern, care.

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .