reverse osmosis

noun

: the movement of fresh water through a semipermeable membrane when pressure is applied to a solution (such as seawater) on one side of it

Examples of reverse osmosis in a Sentence

Recent Examples on the Web The teas contain no powders or syrups and are made with water filtered through a reverse osmosis system onsite at each location. David Hudnall, Kansas City Star, 19 June 2024 The pool is a shallow five to six feet with a tanning deck and reverse osmosis filtering. Ella Gonzales, Fort Worth Star-Telegram, 7 May 2024 Other options include reverse osmosis or ion exchange resins, which act like tiny magnets that attract PFAS chemicals. Aria Bendix, NBC News, 10 Apr. 2024 Households can also use reverse osmosis filtering systems, but those can be expensive. Jen Christensen, CNN, 22 Mar. 2024 See all Example Sentences for reverse osmosis 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'reverse osmosis.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of reverse osmosis was in 1921

Dictionary Entries Near reverse osmosis

Cite this Entry

“Reverse osmosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reverse%20osmosis. Accessed 7 Jul. 2024.

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