A mentality according to which an organization or society is divided into a ruling elite and a class of workers treated as inferior, especially along racial lines.

A collective feeling of victimization and defensiveness, in which a group of people believe themselves to be constantly attacked, oppressed, or isolated in the face of the negative intentions of the rest of the world.

(idiomatic) An attitude characterized by self-interest and a willingness to prioritize personal benefit or ambition, often above the welfare of an organization or community; a willingness to elbow (verb) past others.

Having a psychological disorder.

plural of mental institution

(psychology) Repression of painful thoughts. / (psychology) Inability to continue a train of thought.

(derogatory slang) A psychiatric hospital, or the psychiatric ward of a hospital.

(uncountable, psychiatry) The property of being mentally ill; mental disorders taken as a whole. / (countable, psychiatry) A mental disorder.

Having both physical and mental aspects; involving both the body and the mind; psychosomatic.

A nervous breakdown.