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Ex"cavate (), v. t.[imp. & p. p.Excavated(); p. pr. & vb. n.Excavating().] [L. excavatus, p. p. of excavare to excavate; ex out + cavare to make hollow, cavus hollow. See Cave.] 1. To hollow out; to form cavity or hole in; to make hollow by cutting, scooping, or digging; as, to excavate a ball; to excavate the earth. 2. To form by hollowing; to shape, as a cavity, or anything that is hollow; as, to excavate a canoe, a cellar, a channel. 3. (Engin.) To dig out and remove, as earth. The material excavated was usually sand. E. L. Corthell. Excavating pump, a kind of dredging apparatus for excavating under water, in which silt and loose material mixed with water are drawn up by a pump. Knight.
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