: 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 stone seawall that Hoffa built by hand with his son James, remains as strong as ever.
—
Eric Shawn, FOXNews.com, 2 Aug. 2025
In 1973: Delta Flight 723 crashed into a seawall while landing amid a heavy fog at Logan International Airport in Boston, killing 88 of the 89 passengers and crew on board.
—Lorenzino Estrada, AZCentral.com, 1 Aug. 2025
Some creatures, like barnacles, can survive on a seawall.
—Molly Duerig, Miami Herald, 28 June 2025
The fabled Rainbow Row of pastel-colored, historic mansions is located on East Bay along the Battery, across from the seawall of Charleston Harbor.
—Lizz Schumer, People.com, 1 May 2025
See All Example Sentences for seawall
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Eric Shawn, FOXNews.com, 2 Aug. 2025
In 1973: Delta Flight 723 crashed into a seawall while landing amid a heavy fog at Logan International Airport in Boston, killing 88 of the 89 passengers and crew on board.
—Lorenzino Estrada, AZCentral.com, 1 Aug. 2025
Some creatures, like barnacles, can survive on a seawall.
—Molly Duerig, Miami Herald, 28 June 2025
The fabled Rainbow Row of pastel-colored, historic mansions is located on East Bay along the Battery, across from the seawall of Charleston Harbor.
—Lizz Schumer, People.com, 1 May 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 21 Aug. 2025.
Copy CitationKids Definition
seawall
noun
sea·wall
ˈsē-ˌwȯl 
: a wall or bank to prevent sea waves from wearing away the shore
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