reverse osmosis


Definition of reverse osmosis

: 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 Desalination works by separating water molecules from salty seawater through reverse osmosis. Stephanie Elam, CNN, 12 May 2022 The primary difference is that most reverse osmosis water filters use multiple filter types to remove more contaminants than carbon filters alone. Jamie Kim, Good Housekeeping, 3 May 2022 However, some reverse osmosis systems also remove minerals that some may prefer to leave in. Jamie Kim, Good Housekeeping, 3 May 2022 That allows for suction that is powerful enough to overcome reverse osmosis. Joshua Hawkins, BGR, 29 Apr. 2022 But the new wines coming out are made through the regular winemaking process and then the alcohol is removed with reverse osmosis. oregonlive, 30 Mar. 2022 Her family still uses a private well, with reverse osmosis filtration, as her water was deemed to be safe. Sarah Bowman, The Indianapolis Star, 10 Mar. 2022 In a reverse osmosis system, water is pushed through a filter membrane with small pores, according to the DHS. Laura Schulte, Milwaukee Journal Sentinel, 16 Feb. 2022 There are three types of water filtration: physical, chemical, and reverse osmosis. Kayla Hui,, 6 Jan. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'reverse osmosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of reverse osmosis

1921, in the meaning defined above

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Time Traveler for reverse osmosis

Time Traveler

The first known use of reverse osmosis was in 1921

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Dictionary Entries Near reverse osmosis

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Statistics for reverse osmosis

Last Updated

17 May 2022

Cite this Entry

“Reverse osmosis.” Dictionary, Merriam-Webster, Accessed 23 May. 2022.

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