Duct (?), n. [L. ductus a leading, conducting, conduit, fr. ducere, ductum, to lead. See
Duke, and cf. Douche.]
1. Any tube or canal by which a fluid
or other substance is conducted or conveyed.
2.
(Anat.) One of the vessels of an
animal body by which the
products of glandular secretion are conveyed to their destination.
3.
(Bot.) A large, elongated cell, either round or prismatic, usually found associated with woody fiber.
&fist;
Ducts are classified, according to the character of the surface of their walls, or their structure, as annular, spiral, scalariform,
etc.
4. Guidance; direction. [Obs.] Hammond.
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