Definition of "ducting" [ducting]

• A duct or system of ducts. (noun)
• Material for making ducts. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Sorry, the ducting is the old hook-up for my dryer."
• "The submarine's on board automatic fine mist spray also helped tackle the fire, which broke out in temporary plastic extraction ducting, which is used to ventilate the sub when men are working on board, and in electrical wiring."
• "Atmospheric interference is caused by a phenomenon called ducting, which occurs as a result of two separate layers being created in the upper atmosphere (ionosphere)."