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backfill

Backfill is material used to refill a hole, usually what was previously dug out of the hole. (noun)

Dirt and gravel are examples of backfill.

Backfill means to return soil and other materials to a hole after it was dug. (verb)

An archeologist that puts dirt back into a trench that was dug is an example of to backfill.

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See backfill in Webster's New World College Dictionary

See backfill in American Heritage Dictionary 4

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