• WordNet 3.6
    • v leach remove substances from by a percolating liquid "leach the soil"
    • v leach permeate or penetrate gradually "the fertilizer leached into the ground"
    • v leach cause (a liquid) to leach or percolate
    • n leach the process of leaching
    • ***
Webster's Revised Unabridged Dictionary
    • Leach A quantity of wood ashes, through which water passes, and thus imbibes the alkali.
    • Leach A tub or vat for leaching ashes, bark, etc.
    • n Leach (Naut) See 3d Leech.
    • n Leach See Leech, a physician.
    • Leach To dissolve out; -- often used with out; as, to leach out alkali from ashes.
    • v. i Leach To part with soluble constituents by percolation.
    • Leach To remove the soluble constituents from by subjecting to the action of percolating water or other liquid; as, to leach ashes or coffee.
    • ***
Century Dictionary and Cyclopedia
    • leach See leech.
    • leach To wash or drain by percolation of water; treat by downward drainage: as, to make lye by leaching ashes (the most familiar use of the word); the rains leach a gravelly soil.
    • leach To remove by percolation; drain away: as, to leach the alkali from wood-ashes.
    • n leach A separation of lye, or alkali in solution, as from wood-ashes, by percolation of water.
    • n leach The material used for leaching, as wood-ashes.—3. A deep tub with a spigot inserted in the bottom, used in making potash. It holds from 6 to 8 bushels of wood-ashes.
    • n leach See leech.
    • n leach A dish, of various kinds, served up in slices. It was sometimes a jelly flavored with spices.
    • leach To cut into slices; slice.
    • n leach Same as latch.
    • n leach Same as leash.
    • leach To extract metal from (an ore) by subjecting it to chemical reagents which take the metal into solution.
    • n leach A tank in which hot water is passed through ground bark to obtain tannin. Also latch.
    • ***
Chambers's Twentieth Century Dictionary
    • v.t Leach lēch to wash or drain away by percolation of water, esp. to make lye by leaching ashes—also Letch
    • n Leach lēch Same as Leech.
    • ***


Webster's Revised Unabridged Dictionary
Cf. As. leáh, lye, G. lauge,. See Lye


In literature:

This is the best way to make leach.
"The accomplisht cook" by Robert May
Leach looked carefully at each of the bills.
"The Yacht Club" by Oliver Optic
Bye-bye Missa Jan was trivvle ole night, and leach hotel early morning.
"Masterpieces of Mystery In Four Volumes" by Various
The phosphoric acid and potash are minerals, and leach into the soil.
"Crops and Methods for Soil Improvement" by Alva Agee
They are similar to the Leach's Petrel except that the rump is blackish.
"The Bird Book" by Chester A. Reed
Mrs. Antoinette D. Leach of Sullivan was made State organizer; Mrs. Flora T. Neff of Logansport chairman of literature.
"The History of Woman Suffrage, Volume VI" by Various
It is the only instance that has been recorded of what Mr. A. F. Leach calls a Private Adventure School.
"A History of Giggleswick School" by Edward Allen Bell
Food Inspection and Analysis, by Albert E. Leach, S. B.
"A History of Science, Volume 5(of 5)" by Henry Smith Williams
I wish Leach could have heard Brougham.
"The Greville Memoirs" by Charles C. F. Greville
We say it leaches and is hungry, and so it is, because it has little power to retain water.
"Soil Culture" by J. H. Walden

In poetry:

But if we come not soon to Christ, our King,
To seek a cure against the serpent's sting:
No other leach a proper salve can give —
None, but the Son of God can make us live.
"Christ Typify'd" by Rees Prichard
None to the Leach apply, their wounds to heal,
Until their throbs and rankling smart they feel:
So on their Saviour, sinners never wait,
'Till fully conscious of their fearful state.
"Advice, To Search For The Lord Jesus Christ" by Rees Prichard
We all have been grievously stung by the foe,
Our sores, without ceasing, eternally flow,
Nor can any leach upon earth do us good,
'Till Christ comes, and cleanses our wounds with his blood.
"Another Piece Of Advice To Sinners To Come To Christ" by Rees Prichard

In news:

Mike Leach is exactly what the Cougars need.
Robin Leach has been a journalist for more than 50 years and has spent the past decade giving readers the inside scoop on Las Vegas, the world's premier platinum playground.
PULLMAN – Washington State football coach Mike Leach is a big movie buff.
Washington State football coach Mike Leach is a big movie buff.
It was not clear if Leach has an attorney.
Leach said there are some provisions that would allow a dealer to move vehicles.
STANFORD, Calif – Marquess Wilson ranks with the greatest receivers in Pacific-12 Conference history, but he ranks fairly low on coach Mike Leach's depth chart right now.
Leach challenges receiver to 'quit being hot and cold.
Wilson in Leach's doghouse .
Washington State head coach Mike Leach pulled receiver Marquess Wilson for the starting lineup after an inconsistent week at practice.
However, Chatfield, Standley and Bear Creek continue to fish well for smallmouth, and plastics, leaches and jigs are working.
The hostess newspaper dress at Gordon Ramsay's Pub & Grill in Caesars Palace designed by Allison Leach and sketched by Phillip Bouette Jr.
A 30-6 loss to BYU in the opener is not how anyone expected the Mike Leach era to start down in Pullman, but if you think senior quarterback Jeff Tuel and his teammates are going to mope around about the defeat, Tuel says think again.
( DON LEACH, Daily Pilot / November 2, 2012 ).
Two men, including Leach, allegedly entered a George Street home Monday night.

In science:

Leach, Painlev´e analysis of the Mixmaster universe”, J.
Is Nature Generic?
Weak invariants, also called configurational invariants, have been discussed by Hall (1983) and by Sarlet, Leach and Cantrijn (1985).
Non-Integrability of a weakly integrable Hamiltonian system
Leach, Is Nature Generic?, In Cosmological Crossroads, S.
Talking About Singularities
Leach, Jacobi’s last multiplier and the complete symmetry group of the EulerPoinsot system J.
Lagrangians Galore
Leach, Jacobi’s last multiplier and symmetries for the Kepler Problem plus a lineal story J.
Lagrangians Galore