from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A sea route.
  • n. An inland waterway for ocean shipping.
  • n. The headway of a ship.
  • n. A rough sea.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a lane or route at sea that is regularly used by ships; a sea lane or trade route
  • n. an inland waterway used by seagoing shipping
  • n. the headway of a vessel

from The Century Dictionary and Cyclopedia

  • n. Nautical, progress made by a vessel through the waves.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a lane at sea that is a regularly used route for vessels


Sorry, no etymologies found.


  • "Not an international strait, but a shipping route, something like the St. Lawrence seaway, which is carefully managed with sufficient infrastructure to ensure that ships can pass safely through to everyone's economic interest and at the same time have security threats dealt with and deterred."


  • Terry Johnson, administrator of the St. Lawrence Seaway Development Corp., wants to see the seaway, which is too small for most oceangoing vessels now, rehabilitated and its infrastructure improved to accommodate container ships from Europe and Asia. - RSS

  • I intend, however, to stick to my suggested title of Cross-roads, for it, I think; most adequately describes the point at which we stand at the end of the old road of Empire authority and at the moment of decision as to whether we shall take the Russian Communist road along which so much of Europe and Asia have already travelled, or the Atlantic road which we may call the seaway, the free way, the road of civilisation for civilisation, whatever you may think in Toronto has always risen to its greatest peaks among maritime peoples.


  • 3 In any kind of seaway, there is much less wind in the trough than at the crests.

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  • They had met on the banks of the St. Lawrence River and watched together as the construction of the seaway changed the course of the river and swallowed towns, homes, lives.

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  • At a very remote period he must also have recognized that force moves along the line of least resistance, and in virtue thereof, placed upon his craft rude keels which enabled him to beat to windward in a seaway.

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  • The vessel was a wonder in a seaway; when we slowed down she hardly took a drop on board, but I have never sailed in anything that had a motion like she had.

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  • He is in the fishing boat that over-fishes the coastal seaway.

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  • Whenever there was a little seaway, it was apt to work loose in the brasses.

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  • Even if the Panama Canal expansion and the opening of an arctic seaway were not on the cards, the prospect of continued container traffic growth was based on unrealistic expectations.

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