Addison's disease
    n 1: a glandular disorder caused by failure of function of the
         cortex of the adrenal gland and marked by anemia and
         prostration with brownish skin [syn: Addison's disease,
         Addison's syndrome, hypoadrenalism,
         hypoadrenocorticism]

Addison's disease \Ad"di*son's dis*ease"\ [Named from Thomas
   Addison, M. D., of London, who first described it.] (Med.)
   A morbid condition causing a peculiar brownish discoloration
   of the skin, hypotension, and loss of weight; it is due to
   insufficient secretion of adrenocortical hormones. Untreated
   disease is usually fatal. Called also chronic adrenocortical
   insufficiency
   [1913 Webster + AS]