definitio

man·ic \'ma-nik\ adj (ca. 1924) : affected with, relating to, characterized by, or resulting from mania -- manic n -- man·i·cal·ly \-ni-k(ә-)lē\ adv

manic depression n (1911) : BIPOLAR DISORDER

bipolar disorder n (1980) : any of several psychological disorders of mood characterized usu. by alternating episodes of depression and mania...