less common spelling of leech
1 : either vertical edge of a square sail
2 : the after edge of a fore-and-aft sail
Definition of leach
1 : to dissolve out by the action of a percolating liquid <leach out alkali from ashes>
2 : to subject to the action of percolating (see percolate 1a) liquid (such as water) in order to separate the soluble components
3a : to remove (nutritive or harmful elements) from soil by percolation (see percolate 1a) <soil leached of its salts by torrential rains>b : to draw out or remove as if by percolation <all meaning has been leached from my life>
: to pass out or through by percolation <Nutrients leached out of the soil with rainwater.>
leachabilityplay \ˌlē-chə-ˈbi-lə-tē\ noun
leachableplay \ˈlē-chə-bəl\ adjective
Examples of leach in a sentence
Even a small amount of rain can leach the toxic material from the soil.
Certain kinds of treated wood can leach chemicals into the soil.
The chemical eventually leaches away from the soil.
Origin and Etymology of leach
leach vessel through which water is passed to extract lye
First Known Use: 1796
LEACH Defined for English Language Learners
Definition of leach for English Language Learners
: to remove (a chemical, a metal, etc.) from a substance by the action of a liquid passing through the substance : to release (a chemical, a metal, etc.) when a liquid passes through
of a chemical, a metal, etc. : to be removed from a substance by a liquid passing through the substance
LEACH Defined for Kids
Definition of leach for Students
: to remove or remove from by the action of a liquid passing through a substance <Water leaches minerals from soil.> <The soil was leached by the constant rain.>
Medical Definition of leach
1: to subject to the action of percolating liquid (as water) in order to separate the soluble components
2: to dissolve out by the action of a percolating liquid
intransitive verb: to pass out or through by percolation
leachability\ˌlē-chə-ˈbil-ət-ē\play noun plural
Seen and Heard
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