<p><strong>Noun</strong></p><ul><li>any tube, canal, pipe, or conduit by which a fluid, air, or other substance is conducted or conveyed</li><li>Anatomy, Zoology: a tube, canal, or vessel conveying a body fluid, especially a glandular secretion or excretion</li><li>Botany: a cavity or vessel formed by elongated cells or by many cells</li><li>Electricity: a single enclosed runway for conductors or cables</li><li>Printing: (in a press) the reservoir for ink</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to convey or channel by means of a duct or ducts: Heat from the oven is ducted to the outside.</li></ul>