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WordReference Random House Unabridged Dictionary of American English © 2024leach1 (lēch),USA pronunciation v.t. - Chemistryto dissolve out soluble constituents from (ashes, soil, etc.) by percolation.
- Chemistryto cause (water or other liquid) to percolate through something.
v.i. - Chemistry(of ashes, soil, etc.) to undergo the action of percolating water.
- Chemistryto percolate, as water.
n. - Chemistrythe act or process of leaching.
- Chemistrya product or solution obtained by leaching;
leachate. - Chemistrythe material leached.
- Chemistrya vessel for use in leaching.
- late Middle English leche leachate, infusion, probably Old English *læc(e), *lec(e), akin to leccan to wet, moisten, causative of leak 1425–75
- Invertebrates, Nautical, Naval Termsleech3.
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