leach

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Related to leached: leeched

leach

 (lēch)
v. leached, leach·ing, leach·es
v.tr.
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).
v.intr.
To be dissolved or passed out by a percolating liquid.
n.
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.

leach

(liːtʃ)
vb
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
3. another word for percolate1, percolate2
n
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]
ˈleacher n

leach

(liːtʃ)
n
(Nautical Terms) a variant spelling of leech2

Leach

(liːtʃ)
n
(Biography) Bernard (Howell). 1887–1979, British potter, born in Hong Kong

leach

(litʃ)
v.t.
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]

leach

(lēch)
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.

leach


Past participle: leached
Gerund: leaching

Imperative
leach
leach
Present
I leach
you leach
he/she/it leaches
we leach
you leach
they leach
Preterite
I leached
you leached
he/she/it leached
we leached
you leached
they leached
Present Continuous
I am leaching
you are leaching
he/she/it is leaching
we are leaching
you are leaching
they are leaching
Present Perfect
I have leached
you have leached
he/she/it has leached
we have leached
you have leached
they have leached
Past Continuous
I was leaching
you were leaching
he/she/it was leaching
we were leaching
you were leaching
they were leaching
Past Perfect
I had leached
you had leached
he/she/it had leached
we had leached
you had leached
they had leached
Future
I will leach
you will leach
he/she/it will leach
we will leach
you will leach
they will leach
Future Perfect
I will have leached
you will have leached
he/she/it will have leached
we will have leached
you will have leached
they will have leached
Future Continuous
I will be leaching
you will be leaching
he/she/it will be leaching
we will be leaching
you will be leaching
they will be leaching
Present Perfect Continuous
I have been leaching
you have been leaching
he/she/it has been leaching
we have been leaching
you have been leaching
they have been leaching
Future Perfect Continuous
I will have been leaching
you will have been leaching
he/she/it will have been leaching
we will have been leaching
you will have been leaching
they will have been leaching
Past Perfect Continuous
I had been leaching
you had been leaching
he/she/it had been leaching
we had been leaching
you had been leaching
they had been leaching
Conditional
I would leach
you would leach
he/she/it would leach
we would leach
you would leach
they would leach
Past Conditional
I would have leached
you would have leached
he/she/it would have leached
we would have leached
you would have leached
they would have leached
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.leach - the process of leaching
natural action, natural process, action, activity - a process existing in or produced by nature (rather than by the intent of human beings); "the action of natural forces"; "volcanic activity"
Verb1.leach - cause (a liquid) to leach or percolate
remove, take away, withdraw, take - remove something concrete, as by lifting, pushing, or taking off, or remove something abstract; "remove a threat"; "remove a wrapper"; "Remove the dirty dishes from the table"; "take the gun from your pocket"; "This machine withdraws heat from the environment"
2.leach - permeate or penetrate gradually; "the fertilizer leached into the ground"
dribble, trickle, filter - run or flow slowly, as in drops or in an unsteady stream; "water trickled onto the lawn from the broken hose"; "reports began to dribble in"
3.leach - remove substances from by a percolating liquid; "leach the soil"
remove, take away, withdraw, take - remove something concrete, as by lifting, pushing, or taking off, or remove something abstract; "remove a threat"; "remove a wrapper"; "Remove the dirty dishes from the table"; "take the gun from your pocket"; "This machine withdraws heat from the environment"

leach

verb extract, strain, drain, filter, seep, percolate, filtrate, lixiviate (Chemistry) Minerals leach from the soil much faster on cleared land.

leach

verb
To flow or leak out or emit something slowly:
Translations

leach

[liːtʃ]
A. VTlixiviar
B. VIlixiviarse

leach

vt(durch)filtern; (= extract)auslaugen
References in classic literature ?
You may wonder what his rigmarole, his amateur Paganini performances on one string or on twenty, have to do with your planting, and yet prefer it to leached ashes or plaster.
Downstream processing testwork programs to recover the nickel and cobalt from leached slurries have commenced with initial results expected in April.
has obtained a patent for a process of making titanium dioxide particles, comprised of forming a slurry comprising particles and a phosphate-containing agent, the particles comprising titanium dioxide and alumina; milling the slurry to form a homogeneous dispersion comprised of milled particles; leaching the alumina off of the milled particles to form leached particles in a leached dispersion; treating the leached dispersion under conditions to react the leached alumina with the phosphate-containing agent to form aluminum phosphate and to coat the leached particles with the aluminum phosphate and form a slurry of coated particles.
The copper retention and the amount of copper leached in treated cubes increased with the copper concentration in treated solution.
Townsend described his study of 12 different types of electronic items and his finding that the items leached lead at concentrations exceeding the EPA threshold for categorizing a waste as hazardous.
For now, EPA recommends sending retired CCA-treated wood to landfills, where most leached compounds will bind to soil.
The metals reclamation dust and refractory waste leached levels of cadmium at 1.
Recovery of gold and-or silver from leached ore is also obviously important to the revenue side of financial analysis.
Gold is still being leached from all samples indicating significantly higher final recoveries could be achieved when the cycle is completed and final tail grades are available in four weeks.
For copper amine-treated blocks, the greatest leaching resistance was found for copper monoethanolamine and copper polyimine treatments, which retained more than 80 percent copper when leached in water and more than 50 percent when leached with a citrate buffer.
When Townsend's team conducted this standard test on seven shredded computer central-processing units (CPUs), none leached enough lead to be deemed hazardous.
Year after year all these pounds of arsenic come [into Minnesota], and they're either in use, have leached out of the product into the soil and water, or are in a landfill as waste wood.