(n)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 syndrome, hypoadrenalism, hypoadrenocorticism
The Collaborative International Dictionary of English (GCIDE) v.0.53Collaborative International Dictionary (GCIDE)
[ 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 ]