Definify.com
Webster 1913 Edition
Leach
1.
A quantity of wood ashes, through which water passes, and thus imbibes the alkali.
2.
A tub or vat for leaching ashes, bark, etc.
Leach tub
, a wooden tub in which ashes are leached.
Leach
,Verb.
T.
[
imp. & p. p.
Leached
; p. pr. & vb. n.
Leaching
.] [Written also
leech
and letch
.] 1.
To remove the soluble constituents from by subjecting to the action of percolating water or other liquid;
as, to
. leach
ashes or coffee2.
To dissolve out; – often used with out;
as, to
. leach
out alkali from ashesLeach
,Verb.
I.
To part with soluble constituents by percolation.