: 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
Without healthy and thriving reefs, aquatic creatures lose their habitats and coastlines lose a natural seawall that can protect communities from storms — preventing billions of dollars in flood damage, according to the NOAA.
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Karen Hua, CBS News, 19 May 2025
The list also includes the possibility of leaving the tracks in place on the bluffs with no tunnel and installing a second set of rails with more seawalls and retaining walls.
—Phil Diehl, San Diego Union-Tribune, 4 Mar. 2025
Defenses like levees and seawalls are already protecting some coastal areas in Texas, and as sea levels rise, others may be able to invest in solutions to reduce their risks.
—Daniel R. Depetris, Newsweek, 6 Dec. 2024
They are also hated for their ability to burrow under infrastructure such as seawalls, sidewalks and roads, causing considerable damage.
—Orlando Sentinel Editorial Board, The Orlando Sentinel, 8 May 2025
See All Example Sentences for seawall
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Karen Hua, CBS News, 19 May 2025
The list also includes the possibility of leaving the tracks in place on the bluffs with no tunnel and installing a second set of rails with more seawalls and retaining walls.
—Phil Diehl, San Diego Union-Tribune, 4 Mar. 2025
Defenses like levees and seawalls are already protecting some coastal areas in Texas, and as sea levels rise, others may be able to invest in solutions to reduce their risks.
—Daniel R. Depetris, Newsweek, 6 Dec. 2024
They are also hated for their ability to burrow under infrastructure such as seawalls, sidewalks and roads, causing considerable damage.
—Orlando Sentinel Editorial Board, The Orlando Sentinel, 8 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 6 Jun. 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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