[mel-uh
n-koh-lee-uh, -kohl-yuh] 
| 1. | a mental condition characterized by great depression of spirits and gloomy forebodings. |
| 2. | Psychiatry. endogenous depression. |
| a severe form of depression usually characterized by insomnia, weight loss, and inability to experience pleasure, thought to be of internal origin and not influenced by external events. |
| mel·an·cho·li·a (měl'ən-kō'lē-ə) n. A mental disorder characterized by severe depression, guilt, hopelessness, and withdrawal. [Late Latin, melancholy; see melancholy.] mel'an·cho'li·ac (-lē-āk') adj. & n. |
endogenous depression n.
A group of symptoms that resemble depression but are not precipitated by a stressful experience, especially psychomotor agitation or retardation, insomnia and early morning awakening, weight loss, excessive guilt, and a lack of reactivity to one's environment.
melancholia mel·an·cho·li·a (měl'ən-kō'lē-ə)
n.
A mental disorder characterized by depression, apathy, and withdrawal.
melancholia
formerly the psychological condition known as depression. The term now refers to extreme features of depression, especially the failure to take pleasure in activities
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