Pronunciation: (dis-ôr'dur),[key] —n. 1. lack of order or regular arrangement; confusion: Your room is in utter disorder. 2. an irregularity: a disorder in legal proceedings. 3. breach of order; disorderly conduct; public disturbance.
4. a disturbance in physical or mental health or functions; malady or dysfunction: a mild stomach disorder.
—v.t. 1. to destroy the order or regular arrangement of; disarrange.
2. to derange the physical or mental health or functions of.