embankment

Definition

a long mound of earth, stone, or similar material, usually built for purposes such as to hold back or store water, for protection from weather or enemies, or to support a road or railway.

Etymology

From embank + -ment.

Example Sentences

• "The work to be done under these specifications consists in furnishing all materials and erecting a stone embankment, an earth embankment, and a wharf. The stone embankment will contain about 216,000 tons of stone; the earth embankment about 285,000 cubic yards of broken stone, sand, or other suitable material; and the wharf will contain 501,320 feet of timber, and 802 piles, together with the requisite quantity of cast iron mooring bits, wrought iron spikes, bolts, etc."
• "Sink a trench so the pipe of your water-works will be below ground; have the pump and the mules which work it at such a point and so defended by an epaulement or traverse, or some other defensive embankment, as to shield them."
• "For thousands of years, societies have stored water, altered river flow, and transformed environments to increase food production or achieve other social or economic goals. The oldest known dam, a small earth embankment structure built about six thousand years ago at Jawa in present-day Jordan, was designed to capture rainfall and increase agricultural production."