: a wall or embankment to protect the shore from erosion or to act as a breakwater
Examples of seawall in a Sentence
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While the sidewalk on the seaward side of Carlsbad Boulevard is closed, pedestrians can use either the sidewalk on the inland, eastern side of the boulevard or on the lower walkway on the seawall near the beach.
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Phil Diehl, San Diego Union-Tribune, 24 Dec. 2025
The program, which the city hopes to launch in Spring 2026, covers 100 percent of the base fees for living seawall permits and expedites the permitting process, said Marco Aguilera, the Fort Lauderdale chief waterways officer.
—Amanda Rosa, Miami Herald, 17 Dec. 2025
Our stop at Stanley Park — OK, the Stanley Park Brewpub — for more local libations eased some of the sting from our mountain misadventure, and our walk along the English Bay seawall took us to a perfect spot to capture our best sunset of the trip.
—Todd Harmonson, Oc Register, 3 Dec. 2025
Human modifications to coastal landscapes, such as seawalls and levees, can worsen flood risks, accelerate erosion and hinder the ability of coastal ecosystems to naturally adapt.
—Daniel Peck, ABC News, 30 Nov. 2025
See All Example Sentences for seawall
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Phil Diehl, San Diego Union-Tribune, 24 Dec. 2025
The program, which the city hopes to launch in Spring 2026, covers 100 percent of the base fees for living seawall permits and expedites the permitting process, said Marco Aguilera, the Fort Lauderdale chief waterways officer.
—Amanda Rosa, Miami Herald, 17 Dec. 2025
Our stop at Stanley Park — OK, the Stanley Park Brewpub — for more local libations eased some of the sting from our mountain misadventure, and our walk along the English Bay seawall took us to a perfect spot to capture our best sunset of the trip.
—Todd Harmonson, Oc Register, 3 Dec. 2025
Human modifications to coastal landscapes, such as seawalls and levees, can worsen flood risks, accelerate erosion and hinder the ability of coastal ecosystems to naturally adapt.
—Daniel Peck, ABC News, 30 Nov. 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 30 Dec. 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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