seaway

noun

sea·​way ˈsē-ˌwā How to pronounce seaway (audio)
1
: the sea as a route for travel
also : an ocean traffic lane
2
: a moderate or rough sea
3
: a deep inland waterway that admits ocean shipping

Examples of seaway in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
While Deinosuchus had long been classified as an alligator relative, its distribution on both sides of this vast seaway was an unsolved puzzle. Mindy Weisberger, CNN Money, 23 Apr. 2025 Imagine a snake as long as a school bus gliding silently through a prehistoric seaway, stalking its prey. Scott Travers, Forbes, 13 Mar. 2025 An outlier among alligators Since the mid-19th century, fossils of Deinosuchus have been found on both sides of the ancient seaway and belong to at least two species. Mindy Weisberger, CNN Money, 23 Apr. 2025 And its efforts to avoid Western sanction enforcement are raising environmental and navigational risks in crowded seaways. Dominique Soguel, The Christian Science Monitor, 12 Feb. 2025 See All Example Sentences for seaway

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of seaway was before the 12th century

Browse Nearby Words

Cite this Entry

“Seaway.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seaway. Accessed 29 May. 2025.

Kids Definition

seaway

noun
sea·​way -ˌwā How to pronounce seaway (audio)
1
a
: a route for travel on the sea
b
: an ocean traffic lane
2
: a rough sea
3
: a deep inland waterway that admits ocean shipping
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!