Plural of embankment; raised banks or barriers, usually made of earth or stone, built to confine water or prevent flooding.
From embank + -ment (noun suffix) + -s (plural), from em- + bank, with -ment creating the noun form for the structure itself.
The embankments along China's Yellow River are among the oldest continuous structures humans have built—some sections are nearly 3,000 years old and still protect millions of people from flooding.
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