Definition of "quantificational" []

• Of, pertaining to, or involving quantification, or the use of a quantifier (adjective)

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• "In the late 19th and early 20th century Frege, followed by Russell and Whitehead, showed how deductive logic could be represented in the kind of rigorous formal system we now call quantificational logic or predicate logic."
• "One can treat (46) as a kind of quantificational claim, whether or not one follows Russell in treating names as disguised descriptions."
• "If we add a modal sentential operator meaning “it is possible that” or “it is necessary that” to classical first-order quantificational logic, along with appropriate axioms and new rule of inference catering to the added operator, the resulting system yields a sentence meaning the following as a theorem:"