leach
verb (used with object)
to dissolve out soluble constituents from (ashes, soil, etc.) by percolation.
leached
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past participleof leach.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof leach.past tense
Used to describe completed actions or previous habitual actions.
leachverb (used with object)to dissolve out soluble constituents from (ashes, soil, etc.) by percolation.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The material is then leached into a wine‑red liquid, filtered, evaporated and finally transformed into a fine white powder -- lithium.
From Barron's ● Feb. 18, 2026
A carbon water filter can also reduce potential exposure to chemicals and pesticides that may have leached into your water.
From The Wall Street Journal ● Oct. 31, 2025
The authors of the Communications Earth and Environment paper cite, for example, research showing hydrochloric acid emitted from solid rocket launches killing fish after it leached into nearby water.
From Salon ● Apr. 4, 2025
The harmful pollutant has leached into water in many parts of the valley from sources including fertilizers, dairies and septic tanks.
From Los Angeles Times ● Feb. 20, 2024
So noxious that it leached into the soil.
From "The Undead Fox of Deadwood Forest" by Aubrey Hartman
