n.[U]

1. 憂鬱
   Rainy days give me a feeling of melancholy.

   雨天給我一種憂鬱的感覺。

2. 憂思，愁思
   All at once I fell into a state of profound melancholy.

   我突然深深地陷入了憂思。

a.

1. 憂鬱的，鬱悶的
   a melancholy man

   一個憂鬱寡歡的人

2. 令人沮喪的；可悲的
   the melancholy sound of the wind

   淒楚的風聲

n.

1. deep and long-lasting sadness.
   ▸another term for melancholia (as a mental condition).
2. historical another term for black bile.

adj.