valuation

(countable, uncountable) An estimation of something's worth.
(countable, uncountable) The process of estimating the value of a financial asset or liability.
(countable, uncountable) An assignment of truth values to propositional variables, with a corresponding assignment of truth values to all propositional formulas with those variables (obtained through the recursive application of truth-valued functions corresponding to the logical connectives making up those formulas).
(countable, uncountable) A structure, and the corresponding assignment of a truth value to each sentence in the language for that structure.
(countable, uncountable) A measure of size or multiplicity.
(countable, uncountable) A map from the class of open sets of a topological space to the set of positive real numbers including infinity.