modus ponens

Definition

A valid form of argument in which the antecedent of a conditional proposition is affirmed, thereby entailing the affirmation of the consequent. Modus ponens has the form

Etymology

From Latin modus ponendo ponens (roughly, “mode where affirming affirms”).

Example Sentences

• "1. If P, then Q."
• "2. P."
• "3. Therefore, Q."