filtration

noun

fil·​tra·​tion fil-ˈtrā-shən How to pronounce filtration (audio)
1
: the process of filtering
2
: the process of passing through or as if through a filter
also : diffusion

Examples of filtration in a Sentence

Recent Examples on the Web The high-pressure nozzle releases water with a heavy downpour, and the simple 23-stage filtration system reduces chlorine and heavy metals before water ever hits your skin. Michelle Duncan, Rolling Stone, 21 Feb. 2024 Other replacement components include chillers, water filtration, and cooling towers. Michael Salerno, The Arizona Republic, 16 Feb. 2024 Renovations also include new seats, carpet and air filtration. Catherine Muccigrosso, Charlotte Observer, 31 Jan. 2024 The high-efficiency dual filtration system not only rids your floor of dirt and grime but also removes dust and pollen from the air around it while the enclosed canister holds up to a gallon of debris. Wendy Vazquez, Better Homes & Gardens, 26 Jan. 2024 The combination of active filtration by the powder and passive filtration by the filter and filtration machine ensures the best results by removing other degradation particles. Kansas City Star, 25 Jan. 2024 The 18-ounce stainless steel BPA-free bottle and filtration lasts for up to 4,000 liters (which is equal to about 8,000 single-use water bottles). Kaitlyn McInnis, Travel + Leisure, 23 Jan. 2024 The school visits will include an engineering activity such as building model airplanes, testing popsicle stick bridges or building their own water filtration systems as a way to demonstrate to students what engineers do and their impact in their communities. Cynthia Howell, arkansasonline.com, 18 Feb. 2024 The Kremlin denied many of these claims, including using filtration camps to cover up wrongdoing and targeting civilians in Mariupol. Rob Picheta, CNN, 8 Feb. 2024

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

Word History

Etymology

borrowed from Middle French & Medieval Latin; Middle French, borrowed from Medieval Latin filtrātiōn-, filtrātiō, from filtrāre "to pass through a filter" + Latin -tiōn-, -tiō, suffix of verbal action — more at filtrate

First Known Use

1602, in the meaning defined at sense 1

Time Traveler
The first known use of filtration was in 1602

Dictionary Entries Near filtration

Cite this Entry

“Filtration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/filtration. Accessed 18 Mar. 2024.

Kids Definition

filtration

noun
fil·​tra·​tion fil-ˈtrā-shən How to pronounce filtration (audio)
: the act or process of filtering

Medical Definition

filtration

noun
fil·​tra·​tion fil-ˈtrā-shən How to pronounce filtration (audio)
1
: the process of filtering
2
: the process of passing through or as if through a filter
also : diffusion
the kidney produces urine by filtration

More from Merriam-Webster on filtration

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