D defs.my
Entry 3 senses Webster, 1913

Excavation

/ĕkˌ-skəv-āsh'-ən/ · Ex·ca·va·tion · IPA /ˌɛkskəˈveɪʃn/
01 n. The act of excavating, or of making hollow, by cutting, scooping, or digging out a part of a solid mass.
  1. 1.
    The act of excavating, or of making hollow, by cutting, scooping, or digging out a part of a solid mass.
  2. 2.
    A cavity formed by cutting, digging, or scooping.
  3. 3.
    An uncovered cutting in the earth, in distinction from a covered cutting or tunnel.(Engin.)
    “The delivery of the excavations at a distance of 250 feet.” — E. L. Corthell.