canal

1 of 2

noun

ca·​nal kə-ˈnal How to pronounce canal (audio)
Synonyms of canalnext
1
: a tubular anatomical passage or channel : duct
2
3
: an artificial waterway for navigation or for draining or irrigating land
4
: any of various faint narrow lines on the planet Mars seen through telescopes and once thought by some to be canals built by Martians

canal

2 of 2

verb

canalled or canaled; canalling or canaling

transitive verb

: to construct a canal through or across

Examples of canal in a Sentence

Noun the Panama Canal opened a much easier and shorter passageway from the Atlantic to the Pacific
Recent Examples on the Web
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Noun
Venice, the historic Italian city known for its canals that serve as water traffic corridors, has been said to be sinking for nearly a century. Julia Jacobo, ABC News, 16 Apr. 2026 Tragically, Sandra's body was later found in a suitcase dumped in a nearby canal. Midsi Sanchez, PEOPLE, 15 Apr. 2026 Starting about the time hardwood trees sprout buds and baby foliage (or shortly after ice out in the North), crappies gather near the mouths of creeks, shallow bays, manmade canals, and marinas. Cory Schmidt, Outdoor Life, 15 Apr. 2026 Invasive Asian swamp eels are slithering into the canals of South Florida – and the University of Florida wants the public's help to track them. Sarah Perkel, USA Today, 15 Apr. 2026 See All Example Sentences for canal

Word History

Etymology

Noun

Middle English, from Latin canalis pipe, channel, from canna reed — more at cane

First Known Use

Noun

15th century, in the meaning defined at sense 1

Verb

1792, in the meaning defined above

Time Traveler
The first known use of canal was in the 15th century

Browse Nearby Words

Cite this Entry

“Canal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/canal. Accessed 18 Apr. 2026.

Kids Definition

canal

noun
ca·​nal
kə-ˈnal
1
: a tube-shaped bodily passage or channel : duct
2
: an artificial waterway for boats or for draining or irrigating land
3
: any of various faint narrow lines on the planet Mars seen through telescopes and formerly thought to be canals built by Martians

Medical Definition

canal

noun
ca·​nal kə-ˈnal How to pronounce canal (audio)
: a tubular anatomical passage or channel : duct see alimentary canal, Haversian canal, inguinal canal

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