(historical, 1870s, derogatory) The policy, advocated by a group of German political economists, of state aid for the betterment of the working classes.

Alternative form of mind-reading

A general belief that bad things will happen. / The doctrine that this world is the worst of all possible worlds. / (computing) The condition of being pessimal.

(mathematics) an infinitesimal change in a variable in a partial derivative, or the result of partial differentiation