the process in which pure water is produced by forcing waste or saline water through a semipermeable membrane.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use reverse osmosis in a sentence
In fact, it was watching the Jordan River enter the Dead Sea that inspired a scientist named Sidney Loeb—a pioneer of reverse osmosis, one way we desalinate seawater—to first deduce that osmotic energy was possible back in the mid-1970s.
A reverse osmosis plant on an adjacent plot of land desalinates and purifies up to 1.25 million gallons of water daily.Sun+Water= High Tech Caribbean Luxury At The Cusinart Resort | The Daily Beast | June 11, 2014 | THE DAILY BEAST
Any winery that possesses a reverse-osmosis machine—usually used to remove alcohol from wine—can create their own concentrates.
British Dictionary definitions for reverse osmosis
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.