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reverse osmosis
noun
, Chemistry.
- the process in which pure water is produced by forcing waste or saline water through a semipermeable membrane.
reverse osmosis
noun
- a technique for purifying water, in which pressure is applied to force liquid through a semipermeable membrane in the opposite direction to that in normal osmosis
reverse osmosis
- A method of producing pure water by forcing saline or impure water through a semipermeable membrane across which salts or impurities cannot pass. Reverse osmosis is used for water filtration, for desalinization of seawater, and in kidney dialysis machines.
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Word History and Origins
Origin of reverse osmosis1
First recorded in 1950–55
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Example Sentences
A reverse osmosis plant on an adjacent plot of land desalinates and purifies up to 1.25 million gallons of water daily.
From The Daily Beast
Any winery that possesses a reverse-osmosis machine—usually used to remove alcohol from wine—can create their own concentrates.
From The Daily Beast
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