Leach

See 3d Leech.

A quantity of wood ashes, through which water passes, and thus imbibes the alkali.

A tub or vat for leaching ashes, bark, etc.

To remove the soluble constituents from by subjecting to the action of percolating water or other liquid; as, to leach ashes or coffee.

To dissolve out; -- often used with out; as, to leach out alkali from ashes.

To part with soluble constituents by percolation.

See Leech, a physician.