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percolation |
Also found in: Dictionary/thesaurus, Medical, Legal, Wikipedia, Hutchinson | 0.03 sec. |
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percolation [pər·kə′lā·shən] (computer science) The transfer of needed data back from secondary storage devices to main storage. (hydrology) Gravity flow of groundwater through the pore spaces in rock or soil. (mining engineering) Gentle movement of a solvent through an ore bed in order to extract a mineral. (science and technology) Slow movement of a liquid through a porous material. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The whole then became consolidated by the percolation of calcareous matter; and the cylindrical cavities left by the decaying of the wood, were thus also filled up with a hard pseudo-stalactical stone. The remains which do become embedded, if in sand or gravel, will when the beds are upraised generally be dissolved by the percolation of rain-water. |
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