(mathematics) Of a function, associating a unique value of its range with each value of its domain.

(mathematical analysis, of a function) Having only real values: having as its codomain the set of real numbers or a subset thereof.

(mathematics) Used to describe a mathematical entity, like a function, that takes values from the real numbers (as opposed to, for instance, from the complex numbers).

(fire insurance) A policy in which the value of the goods, property, or interest insured is specified.

plural of valued policy

(mathematics) Any function in which each point in the domain maps to just one point in the range

plural of single-valued function

(logic) A kind of non-classical propositional calculus whose semantics makes use of more than two truth values.

Alternative spelling of overvalued idea

Resistance-value - A measure of thermal resistance used in domestic insulation.