: 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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Ecological costs of traditional seawalls Seawalls have long served as a primary defense against coastal erosion and storm surges.
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Sara Pezeshk, The Conversation, 16 Apr. 2025
Macans' job involved helping communities navigate state and federal grants to repair roads, bridges, buildings, dams, seawalls and other infrastructure.
—Andrea Hsu, NPR, 24 Feb. 2025
The City of Key West held an emergency meeting Friday and decided to close the outer 45 feet of the popular tourist spot to all traffic, including foot traffic, because inspectors found structural deterioration on parts of the seawall.
—David Goodhue, Miami Herald, 11 Apr. 2025
Rock revetments, seawalls and other hard structures built on the beach limit public access and can contribute to coastal erosion.
—Phil Diehl, San Diego Union-Tribune, 3 Apr. 2025
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Sara Pezeshk, The Conversation, 16 Apr. 2025
Macans' job involved helping communities navigate state and federal grants to repair roads, bridges, buildings, dams, seawalls and other infrastructure.
—Andrea Hsu, NPR, 24 Feb. 2025
The City of Key West held an emergency meeting Friday and decided to close the outer 45 feet of the popular tourist spot to all traffic, including foot traffic, because inspectors found structural deterioration on parts of the seawall.
—David Goodhue, Miami Herald, 11 Apr. 2025
Rock revetments, seawalls and other hard structures built on the beach limit public access and can contribute to coastal erosion.
—Phil Diehl, San Diego Union-Tribune, 3 Apr. 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 7 May. 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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