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.
In fact, the narrow seaway was not mentioned at all in the JCPOA.
From BBC ● Jun. 18, 2026
The results highlight the importance of the Tasman Gateway, a seaway between Antarctica and Australia.
From Science Daily ● Apr. 7, 2026
"So we were on the beach here. This area was part of that seaway, and streams and rivers that drained into that beach would be great habitat for these kinds of organisms," Adams said.
From Science Daily ● Jan. 10, 2026
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
There was no train by the seaway from Rome until night.
From Wisdom, Wit, and Pathos of Ouida Selected from the Works of Ouida by Ouida
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
