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v. leached, leach·ing, leach·es
1. To remove soluble or other constituents from by the action of a percolating liquid: heavy rains that leached the soil of minerals.
2. To remove from a substance by the action of a percolating liquid: acids in groundwater that leach calcium out of the bedrock.
3. To empty; drain: "a world leached of pleasure, voided of meaning" (Marilynne Robinson).
To be dissolved or passed out by a percolating liquid.
1. The act or process of leaching.
2. A porous, perforated, or sievelike vessel that holds material to be leached.
3. The substance through which a liquid is leached.

[From Middle English leche, leachate, from Old English *lece, muddy stream; akin to leccan, to moisten.]

leach′a·bil′i·ty n.
leach′a·ble adj.
leach′er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


the state of being leachable
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Free Flow 100[R] is a permanent, cost-effective treatment technology that reduces leachability of heavy metals for foundries and reduces hazardous or potentially hazardous waste to a non-hazardous condition.
The leachability of CsAlSi[O.sub.4] is then compared with leachability of natural orthoclase and analcime.
Characterization of lead leachability from cathode ray tubes using the toxicity characteristic leaching procedure.
Gustafson DI (1989) Groundwater ubiquity score: a simple method for assessing pesticide leachability. Environmental Toxicology and Chemistry 8, 339-357.
Zinklad is a series of coating systems which are based on process technology which contains no hexavalent chromium and produces coatings which comply with all of the automotive corrosion and chrome leachability specifications.
The material performance tests included chemical resistance, volatile organic content, permeability, adhesion, weathering, salt spray, ignitability, leachability, aging, compressive strength, and flame spread/smoke development.
The results obtained showed the concentration of the heavy metals in the leachate ranging between 0.01 and 6.59 ppm, indicating a lower leachability of the composites and that they are environmentally friendly and have no potential contaminating the environment.
Leachability of elements in alkaline and acidic coal fly ash samples during batch and column leaching tests, Fuel 104: 758-770.
It has been reported that the addition of up to 15% EAFD in the ceramic clay body leads to the production of ceramic specimens with good physical and mechanical properties while the leachability of EAFD lies within acceptable limits [6].
Hodslavska, "Assessment of heavy metals leachability from metallo-organic sorbent-- iron humate--with the aid of sequential extraction test," Talanta, vol.