Function: noun
Date: 1978
: a mood disorder having a clinical course involving one or more episodes of serious psychological depression lasting two or more weeks each with no intervening episodes of mania
Function: noun
Date: 1978
: a mood disorder having a clinical course involving one or more episodes of serious psychological depression lasting two or more weeks each with no intervening episodes of mania
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012