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 ?
57th Place; Installation of Ductless Minisplit System; $5,900.
The ductless design allows easy installation and the base is mounted on large heavy duty wheels for ease of transport.
The rebate can be applied to furnaces, air conditioners, heat pumps, packaged units, ductless systems or entire system upgrades, upon operation of the homeowner's SolarCity system.
New double-paned windows throughout, hardwood floors, washer & dryer, ductless HVAC units, fully wired with built-in speakers for multi-zone sound system, and built-in wine fridge.
Summary: New specifications are on the anvil for building materials, ductless air-conditioners and air-conditioning chillers in a bid to improve indoor air quality in the UAE.
Daikin Airconditioning Indonesia, has demonstrated its prowess in ductless air conditioning products through the steady expansion of sales.
Cheung (2011) suggested an empirical model to predict the behavior of a ductless split heat pump system in both cooling and heating under different loading conditions and environments.
But that doesn't mean we have to understand their willingness to turn their faces into shiny, ductless lumps of clay able to be re-molded every 10 years or so," MTV wrote.
The AC600 Series ductless chemical workstations are designed to provide a low-cost solution for protection of the operator and environment from toxic vapors, gases, fumes, and particulate when performing low-volume applications with known chemicals.
316/2010, supply, installation and operation of medical equipment for the national Centre for Diabetes and Ductless Glands Treatment in Baushar, in Muscat Governorate.
New product ranges featured in Camlab's 2010 catalogue include the new SD and XL Erlab ductless fume hoods, Memmert Test Chambers and ovens as well as pipettes and centrifuges from Thermo Scientific.