duct

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duct

1. any bodily passage, esp one conveying secretions or excretions
2. a narrow tubular cavity in plants, often containing resin or some other substance
3. a channel or pipe carrying electric cable or wires

Duct

A nonmetallic or metallic tube for housing wires or cables, may be underground or embedded in concrete floor slabs; a duct usually fabricated of metal, used to transfer air from one location to another.

duct

[dəkt]
(anatomy)
An enclosed tubular channel for conducting a glandular secretion or other body fluid.
(communications)
An enclosed runway for cables.
(geophysics)
The space between two air layers, or between an air layer and the earth's surface, in which microwave beams are trapped in ducting. Also known as radio duct; tropospheric duct.
(mechanical engineering)
A fluid flow passage which may range from a few inches in diameter to many feet in rectangular cross section, usually constructed of galvanized steel, aluminum, or copper, through which air flows in a ventilation system or to a compressor, supercharger, or other equipment at speeds ranging to thousands of feet per minute.

duct

1. ,See air duct.
2. In electric systems, a metallic or nonmetallic tube, (usually circular, oval, rectangular, or octagonal) for housing wires or cables; may be underground or embedded in concrete floor slabs.

duct

A thin-wall tube installed in aircraft air-conditioning and heating systems to carry heated or cooled air for distribution to various aircraft locations.
References in periodicals archive ?
Most of the authors who have treated this condition before used the following surgical technique: The aberrant duct was dissected, attached with a small skin island, and transposed into the oral cavity to redirect the fistula outflow.