leach
transitive verb
- to cause (a liquid) to filter down through some material
- to subject to the washing action of a filtering liquid: wood ashes are leached to extract lye
- to extract (a soluble substance) from some material by causing water to filter down through the material: lye is leached from wood ashes
intransitive verb
- to lose soluble matter as a result of the filtering through of water: soil that has leached badly
- to dissolve and be washed away
noun
- the action of leaching
- a sievelike container used in leaching
- leachate
See leach in American Heritage Dictionary 4
(lēch)
verb leached,
leach·ing,
leach·es verb, transitive- To remove soluble or other constituents from by the action of a percolating liquid.
- To empty; drain: “a world leached of pleasure, voided of meaning” (Marilynne Robinson).
verb, intransitive To be dissolved or passed out by a percolating liquid.
noun- The act or process of leaching.
- A porous, perforated, or sievelike vessel that holds material to be leached.
- The substance through which a liquid is leached.
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