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Meaning of compaction

com•pac•tion

Pronunciation: (kum-pak'shun, kom-), [key]
— n.
  1. the act of compacting or the state of being compacted.
  2. the consolidation of sediments resulting from the weight of overlying deposits.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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