<p><strong>Adjective</strong></p><ul><li>Of, relating to, or of the nature of logical argumentation.</li><li>Dialectal.</li></ul><p><strong>Noun</strong></p><ul><li>The art or practice of logical discussion as employed in investigating the truth of a theory or opinion.</li><li>Logical argumentation.</li><li>Often dialectics.</li><li>Logic or any of its branches.</li><li>Any formal system of reasoning or thought.</li><li>Hegelian dialectic.</li><li>Dialectics, (often used with a singular verb) the arguments or bases of dialectical materialism, including the elevation of matter over mind and a constantly changing reality with a material basis.</li><li>(In Kantian epistemology) a fallacious metaphysical system arising from the attribution of objective reality to the perceptions by the mind of external objects.</li><li>Compare transcendental dialectic.</li><li>The juxtaposition or interaction of conflicting ideas, forces, etc.</li></ul>