An unshakable belief characterized by consistently inflated feelings of personal ability, privilege, or infallibility.

(mathematical analysis) A function whose domain is a σ-algebra, whose codomain is the set of complex numbers, and which is countably additive.

(mathematics) A function whose range is a subset of the set of complex numbers.

A large factory or a concentration of industry in a limited geographical area.

(usually in compounds) A network of entwined interests between individuals and institutions in the private sector and the public sector resulting in coordination in order to achieve mutually beneficial results, especially to the detriment of broader society.

(mathematics, arithmetic) Any fraction in which either or both of the numerator or denominator are themselves fractions.

(psychology) A sense of inferiority; the feeling that one is inferior to others in certain aspects.

(complex analysis, analytic geometry) A 1-dimensional affine subspace of a vector space over the complex numbers.

(mathematics) The unary operation which maps complex numbers to their complex conjugates.

(psychology) The incestuous sexual desire of a mother towards her son.