Definition of nyctophobia in English:


Syllabification: nyc·to·pho·bi·a
Pronunciation: /ˌniktəˈfōbēə


Extreme or irrational fear of the night or of darkness.
More example sentences
  • Other standard phobias are nyctophobia, a fear of the dark, and ochlophobia a fear of crowds, from the Greek words for night and crowd respectively.
  • For nyctophobia, try facing the darkness with another person that brings a feeling of safety, such as a parent or good friend.
  • Nyctophobia is mostly present in young children, and starts out with night terrors and a healthy fear of the boogeyman.


early 20th century: from Greek nux, nukt- 'night' + phobia.

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