Dictionary
leach•ate
Pronunciation: (lē'chāt), [key]—
n.
a solution resulting from leaching, as of soluble constituents from soil, landfill, etc., by downward percolating ground water:
Leachates in the town's water supply have been traced to a chemical-waste dump. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.