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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It’s made differently than other types of tequila with its charcoal filtration process, which has caused some confusion (and even a bit of controversy). Bryce Jones, Better Homes & Gardens, 2 Feb. 2025 Typical faucet filtration devices aren’t always effective at removing these chemicals. Mack Degeurin, Popular Science, 23 Jan. 2025 After fermentation, the dye is separated from the bacteria using a simple filtration method. Angela Velasquez, Sourcing Journal, 6 Jan. 2025 But unlike many of its counterparts, it’s crafted from non-GMO grains, holds a fairly high rye content (30%, to be exact), and is bottled absent of any chill filtration. Brad Japhe, Forbes, 8 Dec. 2024 See all Example Sentences for filtration 

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 16 Feb. 2025.

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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!