Meaning of EARTHWORK in English

EARTHWORK

[earth.work] n (1633) 1: an embankment or other construction made of earth; esp: one used as a field fortification

2: the operations connected with excavations and embankments of earth

3: a work of art consisting of a portion of land modified by an artist

Merriam-Webster English vocab.      Английский словарь Merriam Webster.