Any structure made from earth; especially an embankment or rampart used as a fortification
Any feature, such as a bank, ditch, dyke, or cursus, which is built from the natural surface materials, rather than one which is constructed by artificially modifying (such as carving) the materials See Aerial Photography, Glacis rampart, Henge, Linear earthwork, Shadow-marks
Any construction, whether a temporary breastwork or permanent fortification, for attack or defense, the material of which is chiefly earth
The operation connected with excavations and embankments of earth in preparing foundations of buildings, in constructing canals, railroads, etc
Earthworks are large structures of earth that have been built for defence, especially ones which were built a very long time ago. a large long pile of earth, used in the past to stop attacks