psy·cho·sis
n. pl. psy·cho·ses
A severe mental disorder, with or without organic damage, characterized by derangement of personality and loss of contact with reality and causing deterioration of normal social functioning.


moto·psy·cho·sis
A severe mental disorder, with or without organic damage, characterized by derangement of personality and loss of contact with reality and causing deterioration of normal social functioning, caused by an addiction to motorized vehicles.