frictional

adjective

fric·​tion·​al ˈfrik-sh(ə-)nəl How to pronounce frictional (audio)
1
: of or relating to friction
2
: moved or produced by friction
frictionally adverb

Examples of frictional 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.
Double the pushing force and the frictional force also doubles. Rhett Allain, Wired News, 10 Mar. 2026 That makes minimizing frictional expenses — like sales tax — more important than ever. Angelica Leicht, CBS News, 3 Mar. 2026 Principles About Right-To-Exit One avenue is to ensure that there is frictional symmetry involved. Lance Eliot, Forbes.com, 26 Feb. 2026 An active sun causes a thicker atmosphere, which increases frictional drag on spacecraft and brings them down faster. Mike Wall, Space.com, 2 Jan. 2026 See All Example Sentences for frictional

Word History

First Known Use

1850, in the meaning defined at sense 1

Time Traveler
The first known use of frictional was in 1850

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Cite this Entry

“Frictional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/frictional. Accessed 30 Mar. 2026.

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