: a wall or embankment to protect the shore from erosion or to act as a breakwater
Examples of seawall in a Sentence
Recent Examples on the Web
The name of this seaside settlement can be traced back to 1519, and today, the city provides plenty of opportunity for recreation both on the water and on dry land, with bay beaches, iconic oceanside nature reserves, and a lengthy downtown seawall that’s popular with pedestrians.
—
Jared Ranahan, Travel + Leisure, 9 Aug. 2025
Authorities say the boat’s operator lost control and slammed into a seawall, throwing all four occupants overboard.
—Milena Malaver, Miami Herald, 26 July 2025
An 8-mile-long string of inhabitable artificial islands that will double as a seawall protecting the 31-mile-wide country’s entire southeastern coast.
—Oscar Holland, CNN Money, 23 July 2025
The stone seawall that Hoffa built by hand with his son James, remains as strong as ever.
—Eric Shawn, FOXNews.com, 2 Aug. 2025
See All Example Sentences for seawall
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.
Jared Ranahan, Travel + Leisure, 9 Aug. 2025
Authorities say the boat’s operator lost control and slammed into a seawall, throwing all four occupants overboard.
—Milena Malaver, Miami Herald, 26 July 2025
An 8-mile-long string of inhabitable artificial islands that will double as a seawall protecting the 31-mile-wide country’s entire southeastern coast.
—Oscar Holland, CNN Money, 23 July 2025
The stone seawall that Hoffa built by hand with his son James, remains as strong as ever.
—Eric Shawn, FOXNews.com, 2 Aug. 2025
See All Example Sentences for seawall
Cite this Entry
“Seawall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seawall. Accessed 23 Aug. 2025.
Copy CitationKids Definition
seawall
noun
sea·wall
ˈsē-ˌwȯl 
: a wall or bank to prevent sea waves from wearing away the shore
Love words? Need even more definitions?
Merriam-Webster unabridged
Share