seaport

noun

sea·​port ˈsē-ˌpȯrt How to pronounce seaport (audio)
Synonyms of seaportnext
: a port, harbor, or town accessible to seagoing ships

Examples of seaport in a Sentence

Boston is a major seaport in the northeastern U.S.
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.
During the 19th century, President Abraham Lincoln used the Prize Act of 1812 to blockade Confederate seaports—an act that was contested and eventually upheld by the Supreme Court. — Sasha Rogelberg, Fortune, 28 Aug. 2026 As soon as this Sunday, a Long March 5 rocket will launch from a coastal seaport in China, carrying the Chang’e 7 lunar exploration mission, Ars reports. — Stephen Clark, ArsTechnica, 21 Aug. 2026 These include data centers, advanced manufacturing plants, EV fleet operators, critical transportation infrastructure such as airports or seaports, and commercial real estate developers who are leasing large industrial properties, said Ramamurthy. — Ray Fernandez, Forbes.com, 21 Aug. 2026 Securing access to Haiti’s main airport and seaport, restoring links to the south, expanding voter registration and building trauma centers for police are cast as urgent tests for international resolve. — Los Angeles Times, 19 Aug. 2026 See All Example Sentences for seaport

Word History

First Known Use

circa 1520, in the meaning defined above

Time Traveler
The first known use of seaport was circa 1520

Rhymes for seaport

See All Rhymes for seaport

Browse Nearby Words

sea pork
seaport
seapost
See all Nearby Words

Cite this Entry

“Seaport.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seaport. Accessed 1 Sep. 2026.

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Kids Definition

seaport

noun
sea·​port -ˌpō(ə)rt How to pronounce seaport (audio)
-ˌpȯ(ə)rt
: a port, harbor, or town within reach of seagoing ships

More from Merriam-Webster on seaport

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