WordReference Random House Unabridged Dictionary of American English © 2025
sea′ wall′,
sea′-walled′, adj.
- a strong wall or embankment to prevent the encroachments of the sea, serve as a breakwater, etc.
- bef. 1000; Middle English; Old English: cliff over the sea
'sea wall' also found in these entries (note: many are not synonyms or translations):