Definition of seasonal affective disorder in English:

seasonal affective disorder

Line breaks: sea|son¦al af¦fect|ive dis|order

noun

[mass noun]
Depression associated with late autumn and winter and thought to be caused by a lack of light.
More example sentences
  • For people with a type of depression called seasonal affective disorder, this need for light takes on greater significance.
  • For many, the lack of sunlight contributes to seasonal affective disorder, depression that grips most strongly in the dead of winter.
  • Many Americans suffer from the form of depression known as seasonal affective disorder, with a strong peak in the fall and winter.

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