plural of ad valorem tax

A tax that is assessed as a proportion of the value of the property being taxed.

A company that adds some features to existing products, then resells it (usually to end-users) as an integrated product or complete turn-key solution.

(mathematics, logic) The method of disproving a statement by assuming the statement is true and, with that assumption, arriving at a blatant contradiction.

(neurology) Of vision, by the Donders standards.

plural of argumentum ad verecundiam

plural of argumentum ad hominem

(informal, rare) plural of argumentum ad hominem

An individual (often a lawyer) appointed to represent the best interests of a child or incapacitated person for the purpose of a legal procedure.

(logic) A type of fallacious argument in which the attempt is made to refute a theory or belief by discrediting the person(s) who advocate that theory or belief; an ad hominem argument.