vigil

1. A period of sleeplessness (synset 105686696)
   is a type of: wakefulness - a periodic state during which you are conscious and aware of the world
2. The rite of staying awake for devotional purposes (especially on the eve of a religious festival) (synset 101031703)
   referred to in: faith, religion, religious belief - a strong belief in a supernatural power or powers that control human destiny
   is a type of: religious rite, rite - an established ceremony prescribed by a religion
   subtypes:

   • viewing, wake - a vigil held over a corpse the night before burial
   • agrypnia - a vigil before certain feasts (as e.g. Easter)
   same as: watch
3. A purposeful surveillance to guard or observe (synset 100882340)
   is a type of: surveillance - close observation of a person or group (usually by the police)
   subtypes:

   • continuous receiver watch, listening watch - a watch established for the reception of traffic of interest to the unit maintaining the watch
   • spying - keeping a secret or furtive watch
   same as: watch

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