seasonal affective disorder
noun
recurrent winter depression characterized by oversleeping, overeating, and irritability, and relieved by the arrival of spring or by light therapy. Abbreviation: SAD
Origin of seasonal affective disorder
First recorded in 1980–85
Words nearby seasonal affective disorder
season,
season creep,
season ticket,
seasonable,
seasonal,
seasonal affective disorder,
seasonal unemployment,
seasonality,
seasoning,
seasons, the,
seastrand
British Dictionary definitions for seasonal affective disorder
seasonal affective disorder
noun
a state of depression sometimes experienced by people in winter, thought to be related to lack of sunlight
Abbreviation: SAD
Medical definitions for seasonal affective disorder
seasonal affective disorder
[ sē′zə-nəl ]
n.
A mood disorder occurring during seasons when sunlight is limited, characterized by symptoms of depression.
Scientific definitions for seasonal affective disorder
seasonal affective disorder
[ sē′zə-nəl ]
A mood disorder that occurs during seasons when exposure to sunlight is limited, characterized by symptoms of depression.