The opposite of an excavation.

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1850.  It was like … making deep cuts and large fills with a view to construct a railroad.—Mr. Underwood of Kentucky, U.S. Senate, April 4: Cong. Globe, p. 531, Appendix.

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1884.  The fill will be 150 feet long.—Lisbon (Dakota) Star, July 18. (N.E.D.)

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