canal
Americannoun
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canals
plural
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an artificial waterway for navigation, irrigation, etc.
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a long narrow arm of the sea penetrating far inland.
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a tubular passage or cavity for food, air, etc., especially in an animal or plant; a duct.
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channel; watercourse.
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Astronomy. one of the long, narrow, dark lines on the surface of the planet Mars, as seen telescopically from the earth.
verb (used with object)
noun
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an artificial waterway constructed for navigation, irrigation, water power, etc
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any of various tubular passages or ducts
the alimentary canal
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any of various elongated intercellular spaces in plants
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astronomy any of the indistinct surface features of Mars originally thought to be a network of channels but not seen on close-range photographs. They are caused by an optical illusion in which faint geological features appear to have a geometric structure
verb
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to dig a canal through
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to provide with a canal or canals
Other Word Forms
Noun Inflected Forms
Etymology
Origin of canal
First recorded in 1400–50; late Middle English: “waterpipe, tubular passage,” from Latin canālis, perhaps equivalent to can(na) “reed, pipe” ( see cane) + -ālis -al 1; canal def. 5 a mistranslation of Italian canali “channels,” the term used by G. V. Schiaparelli
Explanation
A canal is a long, man-made strip of water used for irrigation or boat access to a bigger body of water, like the famous Erie Canal, which connects the Hudson River to Lake Erie. Canal is related to the word channel, and all its different shades of meaning have to do with tunnel shaped spaces that carry liquid from one place to another. Besides man-made irrigation canals, canals that connect boat docks to rivers and oceans, or street-like canals in boat cities like Amsterdam, there are canals in your body, like your nasal canal, or the birth canal you came out of. It's also a verb meaning "to dig a canal."
Vocabulary lists containing canal
The Industrial Revolution - Introductory
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Africa - Introductory
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Southeast Asia - Introductory
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
The Panama Canal Authority said low water levels in the two artificial lakes that feed the canal forced it to act.
From Barron's ● Sep. 4, 2026
A man who died after jumping into a canal while fleeing from police near Notting Hill Carnival has been named.
From BBC ● Sep. 4, 2026
Paramedics were called and continued treatment at the canal side before taking the man to a central London hospital.
From BBC ● Aug. 31, 2026
The canal was already unusually busy as shippers avoided Hormuz.
From The Wall Street Journal ● Aug. 29, 2026
Some of my schoolmates say the Americans are planning to build a canal in Panama.
From "The (Mostly) True Story of Cleopatra's Needle" by Dan Gutman
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Projects have included blocking irrigation canals to help restore wetlands, strengthening firefighting capabilities, and stepping up efforts to prevent accidental human ignitions.
From Science Daily ● Sep. 6, 2026
These are the standard ingredients of bubbles from canals and railroads to the Great British Bicycle Bubble.
From The Wall Street Journal ● Aug. 2, 2026
Amsterdam came alive with music, colour and celebration on Saturday, as thousands of people flocked to the canals to watch the city's annual Pride boat parade.
From BBC ● Aug. 1, 2026
By contrast, canals such as Panama or Suez, which are man‑made waterways, may be subject to tolls levied by the states that control them.
From Barron's ● Jul. 21, 2026
And so while the rest of us played tag or bowl-the-hoop or had skate races down frozen canals in winter, Betsie sat and did dull grown-up things like embroidery.
From "The Hiding Place" by Corrie ten Boom
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The warmth at his heart annulled whatever of chill stole in at the grayness of the canaled streets of the northern city after the color and glow of Porto.
From Dreamers of the Ghetto by Israel Zangwill
Hindu temples, for the many Guyanese descended from laborers from the Indian subcontinent, dot Georgetown’s canalled streets.
From New York Times ● May 9, 2010
And he should never be blocked in: he should at most be canalled.
From The Invisible Censor by Francis Hackett
Indeed, I never can believe I am at sea at all, on the Atlantic, the passages between New-York and Portsmouth being little more than so much canalling along a tow-path.
From Home as Found by James Fenimore Cooper
The canalling is managed by a Board of Commissioners.
From A New Guide for Emigrants to the West by John Mason Peck
It consists of canalling, improving river navigation, rail-roads, and common turnpike roads.
From A New Guide for Emigrants to the West by John Mason Peck
The spirit of improvement throughout the United States, especially evidenced in canalling, and rail-roads, will, it is hoped, in a few years, open modes of communication, which as yet are wanting, with the markets.
From A New Guide for Emigrants to the West by John Mason Peck
The stern part was taken down the long upper level by a small tug, but teams were employed in towing for all the remaining portions of the canalling.
From A Century of Sail and Steam on the Niagara River by Barlow Cumberland
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.