Definition of duct
1. A pipe, tube or canal which carries gas or liquid from one place to another.
Heating and air-conditioning ducts
2. An enclosure or channel for electrical cable runs.
3. Guidance; direction.
...otherwise to express His care and love to mankind, viz., in giving and consigning to them His written word for a rule and constant director of life, not leaving them to the duct of their own inclinations. — Henry Hammond.
4. To channel something through a duct (or series of ducts)
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Direction rudders 13 (front control surfaces) are arranged in the airflow duct of the lift contour.
I backed until I came up against a red hot duct.
In FIG. 6 numeral 19 denotes an outlet opening of the lift contour duct into the lift chamber.
In the duct of the propelling contour at the cut of the nozzle also there are direction rudders 14-nozzle control surfaces.
Light spilling from behind him glinted off hulking elephantine shapes snared in a maze of pipes and ducts.
My cat lies next to me when I play piano, but I think it's really appreciating the fabric of the bench and the warmth of the duct over it.
The ash duct 8 is equipped with the coal/ash mixture supply regulator 12.
The ash circulation duct outlet can be located between the dry-bottom hopper mouth and the fuel feed burner.
The EG via the gas duct 45 is supplied to the heat exchanger 46.
The normal pancreatic duct is smoothly outlined and measures up to 2 mm in diameter.