\ ˈdəkt How to pronounce duct (audio) \

Definition of duct

 (Entry 1 of 2)

1 : a bodily tube or vessel especially when carrying the secretion of a gland
2a : a pipe, tube, or channel that conveys a substance
b : a pipe or tubular runway for carrying an electric power line, telephone cables, or other conductors
3 : a tube or elongated cavity (such as a xylem vessel) in plant tissue
4 : a layer (as in the atmosphere or the ocean) which occurs under usually abnormal conditions and in which radio or sound waves are confined to a restricted path


ducted; ducting; ducts

Definition of duct (Entry 2 of 2)

transitive verb

1 : to enclose in a duct
2 : to convey (something, such as a gas) through a duct also : to propagate (something, such as radio waves) through a duct

Other Words from duct


ductal \ ˈdək-​tᵊl How to pronounce duct (audio) \ adjective
ductless \ ˈdək(t)-​ləs How to pronounce duct (audio) \ adjective

Examples of duct in a Sentence

Noun air ducts to provide ventilation
Recent Examples on the Web: Noun Wilkinson is accused of reacting to the nip by duct-taping Habs’s muzzle shut and binding his front and hind legs. Washington Post, 2 May 2022 Lewis told police her boyfriend tied up Otteson and Powell, duct-taped their mouths and threw them in the back of Powell’s Jeep. NBC News, 16 Apr. 2022 The pair launched into remodeling Cummings' home into a healthier environment by choosing paint with limited off-gassing materials, replacing carpet and synthetic flooring with tile and hardwood and revamping the air duct system. Samantha Hendrickson, Journal Sentinel, 16 June 2022 Video from inside the restaurant that was shared with Channel 2 Action News showed parts of the duct system that fell onto multiple chairs and tables as diners enjoyed their food. Rosana Hughes, ajc, 14 June 2022 The Dreo Tower Fan comes equipped with a powerful motor and unique air duct that reaches a velocity of 24 feet per second, which means the airflow is distributed around the room quickly. Nicol Natale, PEOPLE.com, 13 June 2022 The air duct features a fluid mechanic design that's specially made to reduce noise without compromising wind strength. Nicol Natale, PEOPLE.com, 13 June 2022 The duct probably once provided ventilation for the small chamber, according to Rick. Kiona N. Smith, Ars Technica, 13 June 2022 Bond escapes through an air duct then battles with a captive giant squid, rescues Ryder (who had been tied down to be nibbled away by crabs). John Mariani, Forbes, 13 June 2022 Recent Examples on the Web: Verb The NASCAR Research and Development team designed, and printed using a Stratasys Fortus 450mc 3D printer, an underside NACA duct for engine cooling for the cars. Greg Engle, Forbes, 1 June 2022 Her 53-year-old son, Bart, had been left bound and duct taped to his wheelchair with garbage over his face. Harriet Sokmensuer, PEOPLE.com, 13 Dec. 2021 Jaron Johnson also duct taped her hands behind her, according to the affidavit. Meredith Colias-pete, chicagotribune.com, 23 Nov. 2021 Jaron Johnson also duct taped her hands behind her, according to the affidavit. Meredith Colias-pete, chicagotribune.com, 23 Nov. 2021 Each year, the opposing teams’ principal is duct tapped to the wall at the winning team’s school pending the outcome of the game. Brent Kennedy, baltimoresun.com, 29 Oct. 2021 From scary lights, to duct-tape cords, these tips will help keep your creepiest props and decorations secure through the scary season (and provide a fun thrill for your trick-or-treaters). Timothy Dahl, Popular Mechanics, 14 Oct. 2021 Those are then duct taped together and secured with cardboard panels at the top and the bottom. Maggie Menderski, The Courier-Journal, 16 Sep. 2021 The duo then used stun guns on the family, duct taped trash bags over their heads and taped rocks to their bodies before dumping them in the swamp. Sarah Nelson, The Indianapolis Star, 24 Sep. 2020 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'duct.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of duct


1667, in the meaning defined at sense 1


1936, in the meaning defined at sense 1

History and Etymology for duct


New Latin ductus, from Medieval Latin, aqueduct, from Latin, act of leading, from ducere to lead — more at tow entry 1

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Last Updated

8 Aug 2022

Cite this Entry

“Duct.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/duct. Accessed 11 Aug. 2022.

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More Definitions for duct


\ ˈdəkt How to pronounce duct (audio) \

Kids Definition of duct

: a pipe, tube, or vessel that carries something air-conditioning ducts tear ducts


\ ˈdəkt How to pronounce duct (audio) \

Medical Definition of duct

: a bodily tube or vessel especially when carrying the secretion of a gland

More from Merriam-Webster on duct

Nglish: Translation of duct for Spanish Speakers

Britannica English: Translation of duct for Arabic Speakers


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