Daily Almanac for
May 27, 2012
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Dictionary


per•co•la•tion



Pronunciation: (pûr"ku-lā'shun), [key]
—n.
1. the act or state of percolating or of being percolated.
2. Pharm.the extraction of the soluble principles of a crude drug by the passage of a suitable liquid through it.
3. Geol.the slow movement of water through the pores in soil or permeable rock.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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