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Meaning of earthwork

earth•work

Pronunciation: (ûrth'wûrk"), [key]
— n.
  1. excavation and piling of earth in connection with an engineering operation.
  2. a construction formed chiefly of earth for protection against enemy fire, used in both offensive and defensive operations.
  3. an artistic work that consists of a large-scale alteration or modification of an area of land in a configuration designed by an artist or of an artist's sculptural installation, as in a museum or gallery, of soil, rock, or similar elemental materials.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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