leach(redirected from leacher)
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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.]
1. to remove or be removed from a substance by a percolating liquid
2. to lose or cause to lose soluble substances by the action of a percolating liquid
4. the act or process of leaching
5. a substance that is leached or the constituents removed by leaching
6. a porous vessel for leaching
[C17: variant of obsolete letch to wet, perhaps from Old English leccan to water; related to leak]
(Nautical Terms) a variant spelling of leech2
(Biography) Bernard (Howell). 1887–1979, British potter, born in Hong Kong
1. to dissolve out soluble constituents from (ashes, soil, etc.) by percolation.
2. to cause (water or other liquid) to percolate through something.v.i.
3. (of ashes, soil, etc.) to undergo the action of percolating water.
4. to percolate, as water.n.
5. a leaching.
6. the material leached.
7. a vessel for use in leaching.
[1425–75; late Middle English leche leachate, infusion]
To remove the soluble materials from a substance, such as ash or rock, by passing a liquid through or over it: Heavy rains leached minerals from the soil.
Past participle: leached
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|Noun||1.||leach - the process of leaching|
|Verb||1.||leach - cause (a liquid) to leach or percolate|
|2.||leach - permeate or penetrate gradually; "the fertilizer leached into the ground"|
|3.||leach - remove substances from by a percolating liquid; "leach the soil"|