Syllogism – an instance of a form of reasoning in which a conclusion is drawn from two given or assumed propositions (premises); a common or middle term is present in the two premises but not in the conclusion, which may be invalid; a kind of logical argument that applies deductive reasoning to arrive at a conclusion based on two or more propositions that are asserted or assumed to be true; a deductive scheme of a formal argument consisting of a major and a minor premise and a conclusion; a subtle, specious, or crafty argument; deductive reasoning.
