Definitions for: Duct


[n] an enclosed conduit for a fluid
[n] a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs"
[n] a continuous tube formed by a row of elongated cells lacking intervening end walls



Webster (1913) Definition: 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.

Note: 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.

Synonyms: canal, channel, epithelial duct

See Also: air duct, air passage, air-intake, airway, alimentary canal, alimentary tract, ampulla, aqueductus cerebri, bile duct, bronchiole, canal of Schlemm, canaliculus, canalis cervicis uteri, canalis inguinalis, canalis vertebralis, cartilaginous tube, cerebral aqueduct, cervical canal, common bile duct, conduit, digestive tract, digestive tube, ductule, ductulus, ductus deferens, ejaculatory duct, epididymis, gastrointestinal tract, GI tract, Haversian canal, hepatic duct, inguinal canal, lachrymal duct, lacrimal duct, lactiferous duct, lymph vessel, lymphatic vessel, nasolacrimal duct, pancreatic duct, passage, passageway, plant part, pore, salivary duct, Schlemm's canal, seminal duct, sinus, sinus venosus sclerae, spinal canal, Sylvian aqueduct, tear duct, tracheophyte, umbilical cord, ureter, urethra, vagina, vas deferens, vascular plant, venous sinus, vertebral canal

 Try our:
Scrabble Word Finder

Scrabble Cheat

Words With Friends Cheat

Hanging With Friends Cheat

Scramble With Friends Cheat

Ruzzle Cheat



Related Resources:
animals begin with p
q letter animals