SEE SYNONYMS FOR leach ON THESAURUS.COM
verb (used with object)
to dissolve out soluble constituents from (ashes, soil, etc.) by percolation.
to cause (water or other liquid) to percolate through something.
verb (used without object)
(of ashes, soil, etc.) to undergo the action of percolating water.
to percolate, as water.
the act or process of leaching.
a product or solution obtained by leaching; leachate.
the material leached.
a vessel for use in leaching.
Words nearby leach
le touquet, le vau, lea, lea-rig, lea., leach, leachate, leaching, leachy, leacock, lead
Origin of leach1
1425–75;late Middle Englishleche leachate, infusion, probably Old English*læc(e), *lec(e), akin to leccan to wet, moisten, causative of leak
OTHER WORDS FROM leachleach·a·ble, adjectiveleach·a·bil·i·ty, nounleach·er, nounun·leached, adjective
Definition for leach (2 of 3)
Definition for leach (3 of 3)
either of the lateral edges of a square sail.
the after edge of a fore-and-aft sail.
Origin of leech3
1480–90; earlier lek, leche, lyche; akin to Dutchlijk leech, Old Norselīk nautical term of uncertain meaning
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Examples from the Web for leach
Leach ran an ad teasing Margolies about her Clinton connection, dismissing the first family of Democratic politics as old news.
What Democratic Revolt? Moderate Cruises in PA-13 Primary|David Freedlander|May 21, 2014|DAILY BEAST
Leach was active in several moderate groups during his 30 years in the House, losing his bid for reelection in 2006.
The Incredible Shrinking GOP Moderates|Eleanor Clift|July 29, 2011|DAILY BEAST
But through trial and error, Leach and his co-founder Randy Crochet, a real estate investor, improved the product.
The Healthiest Fast Food Chain|Joshua Robinson|November 2, 2010|DAILY BEAST
Nevertheless, he faced Lefty Leach like a chap exuding confidence from every pore.
The New Boys at Oakdale|Morgan Scott
If this account be correct, the genus proposed by Leach will include the typical species of Scalaria, such as S. pretiosa.
A Conchological Manual|George Brettingham Sowerby
It did not go on for a couple of days, but Mrs. Leach lived through that night in the same semi-comatose state.
Tomaso's Fortune and Other Stories|Henry Seton Merriman
At the period in which the schools referred to by Mr. Leach were flourishing, scepticism in religious matters was prevalent.
Education in England in the Middle Ages|Albert William Parry
At the close of the repast, Mr Leach commissioned me to distribute 1lb.
Adventures and Recollections|Bill o'th' Hoylus End
British Dictionary definitions for leach (1 of 5)
to remove or be removed from a substance by a percolating liquid
to lose or cause to lose soluble substances by the action of a percolating liquid
another word for percolate (def. 1), percolate (def. 2)
the act or process of leaching
a substance that is leached or the constituents removed by leaching
a porous vessel for leaching
Derived forms of leachleacher, noun
Word Origin for leach
C17: variant of obsolete letch to wet, perhaps from Old English leccan to water; related to leak
British Dictionary definitions for leach (2 of 5)
a variant spelling of leech 2
British Dictionary definitions for leach (3 of 5)
Bernard (Howell). 1887–1979, British potter, born in Hong Kong
British Dictionary definitions for leach (4 of 5)
any annelid worm of the class Hirudinea, which have a sucker at each end of the body and feed on the blood or tissues of other animalsSee also horseleech, medicinal leech
a person who clings to or preys on another person
- an archaic word for physician
- (in combination)leechcraft
cling like a leechto cling or adhere persistently to something
(tr)to use leeches to suck the blood of (a person), as a method of medical treatment
Derived forms of leechleechlike, adjective
Word Origin for leech
Old English lǣce, lœce; related to Middle Dutch lieke
British Dictionary definitions for leach (5 of 5)
nauticalthe after edge of a fore-and-aft sail or either of the vertical edges of a squaresail
Word Origin for leech
C15: of Germanic origin; compare Dutch lijk
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for leach
Any of various chiefly aquatic bloodsucking or carnivorous annelid worms of the class Hirudinea, one species of which (Hirudo medicinalis) was formerly used by physicians to bleed patients.
To bleed with leeches.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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