fric·​tion·​al | \ ˈfrik-shnəl How to pronounce frictional (audio) , -shə-nᵊl \

Definition of frictional

1 : of or relating to friction
2 : moved or produced by friction

Other Words from frictional

frictionally adverb

Examples of frictional in a Sentence

Recent Examples on the Web But while Bale takes the role by the throat, as is his habit, investing the character with frictional intensity, Gorr proves disappointingly dull. New York Times, 7 July 2022 In a resting bottle of champagne—in other words, one that is ripe for the drinking—this outward pressure exerted on the cork is balanced by the static frictional force between the cork and the bottle’s walls. Jennifer Leman, Popular Mechanics, 3 June 2022 Your blood vessels sense the frictional drag of blood rushing past the vessel walls, and respond by producing molecules such as nitric oxide that help keep the vessels supple and responsive. Alex Hutchinson, Outside Online, 19 Mar. 2020 The balls move without a frictional force and without rolling. Rhett Allain, Wired, 17 Dec. 2021 The hope is that the brakes won’t somehow otherwise burn out from overuse amid nonstop frictional forces being applied. Lance Eliot, Forbes, 17 May 2021 However, the frictional force is greater than the artificial gravity at this location. Rhett Allain, Wired, 14 May 2021 Finally, there is the kinetic frictional force (FK). Rhett Allain, Wired, 29 Apr. 2021 This provides a frictional force and is the source of much of a tyre’s grip. Laurie Winkless, Forbes, 17 Mar. 2021 See More

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

First Known Use of frictional

1850, in the meaning defined at sense 1

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The first known use of frictional was in 1850

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Dictionary Entries Near frictional



frictional gearing

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Last Updated

17 Jul 2022

Cite this Entry

“Frictional.” Dictionary, Merriam-Webster, Accessed 15 Aug. 2022.

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