seaway
Americannoun
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a way over the sea.
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the open sea.
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the progress of a ship through the waves.
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a more or less rough sea.
a hard vessel to steer in a seaway.
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a canal, enlarged river, etc., giving access to a landlocked port by oceangoing vessels.
noun
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a waterway giving access to an inland port, navigable by ocean-going ships
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a vessel's progress
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a rough or heavy sea
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a route across the sea
Etymology
Origin of seaway
before 1000; Middle English seewey, Old English sǣweg. See sea, way 1
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.
The results highlight the importance of the Tasman Gateway, a seaway between Antarctica and Australia.
From Science Daily • Apr. 7, 2026
The first mammal from South America discovered in the older beds was from a primate species, which is presumed to have rafted across the seaway.
From Science Daily • Feb. 20, 2024
The strike shut down 13 locks on the seaway between Lake Erie and Montreal, bottling up ships in the Great Lakes and preventing more ships from coming in.
From Seattle Times • Oct. 29, 2023
The accident was the worst disaster on record involving migrants in the narrow seaway separating Britain from mainland Europe.
From Reuters • May 25, 2023
Barring a little tendency to be cranky before the wind in a seaway, nothing better sailed.
From The Wind Bloweth by Donn-Byrne, Brian Oswald
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.
