friction

noun
fric·​tion | \ ˈfrik-shən How to pronounce friction (audio) \

Definition of friction

1a : the rubbing of one body against another the friction of sandpaper on wood
b : the force that resists relative motion between two bodies in contact oil in a car engine reduces friction
2 : the clashing between two persons or parties of opposed views : disagreement friction between neighbors friction between state and federal authorities
3 : sound produced by the movement of air through a narrow constriction in the mouth or glottis

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Other Words from friction

frictionless \ ˈfrik-​shən-​ləs How to pronounce frictionless (audio) \ adjective
frictionlessly adverb

Examples of friction in a Sentence

the friction of sandpaper on wood Oil in a car engine reduces friction. It was difficult to reach an agreement because of the friction between the two sides.
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Recent Examples on the Web

Due to inconsistencies in the friction between the threads and bolt face, conventionally torquing a fastener isn't consistent enough. Popular Mechanics Editors, Popular Mechanics, "How to Use a Torque Wrench to Keep Your Car from Flying Apart," 26 Feb. 2019 Born three weeks early, Vicky's poor health as a baby caused some of the first major friction between the couple, who disagreed of the best way to care for her. Lauren Hubbard, Town & Country, "What Was Queen Victoria Like as a Mother?," 13 Jan. 2019 Adding to the diplomatic friction, Japan recently accused a South Korean warship of aiming its targeting radar at a Japanese military plane—a step taken just before an attack in a combat situation. Alastair Gale, WSJ, "Forced-Labor Dispute Strains Japan-South Korea Relations," 12 Jan. 2019 That’s because tidal friction isn’t the only thing affecting the Earth’s rotation — there are a few countervailing factors. Brian Resnick, Vox, "The winter solstice is Friday: 8 things to know about the shortest day of the year," 18 Dec. 2018 The friction has kept the government from tending to the nation’s business, and the daily concerns of Tunisians. Bouazza Ben Bouazza, The Seattle Times, "Tunisia PM faces confidence vote amid political tensions," 12 Nov. 2018 Despite the friction between Caitlyn and Kim, Caitlyn and Kanye West seem to be on speaking terms. Harper's Bazaar Staff, Harper's BAZAAR, "Kris and Caitlyn Jenner Reportedly "Interact When They Have To" for Their Kids," 30 Aug. 2018 The fibers rubbing against your already stressed strands cause friction and even more breakage. Lara Adekola, Teen Vogue, "How to Grow Your Natural Hair," 2 Jan. 2019 In the past, brake pad friction material relied heavily on asbestos. Mike Allen, Popular Mechanics, "How to Fix Squeaky Brakes," 14 Mar. 2019

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

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First Known Use of friction

1704, in the meaning defined at sense 1a

History and Etymology for friction

earlier, therapeutic rubbing of the limbs, from Middle French, from Latin friction-, frictio, from fricare to rub; akin to Latin friare to crumble, and perhaps to Sanskrit bhrīṇanti they injure

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Statistics for friction

Last Updated

20 Apr 2019

Look-up Popularity

Time Traveler for friction

The first known use of friction was in 1704

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More Definitions for friction

friction

noun

English Language Learners Definition of friction

: the act of rubbing one thing against another
: the force that causes a moving object to slow down when it is touching another object
: disagreement or tension between people or groups of people

friction

noun
fric·​tion | \ ˈfrik-shən How to pronounce friction (audio) \

Kids Definition of friction

1 : the rubbing of one thing against another
2 : resistance to motion between bodies in contact Oiling the parts of the machine reduces friction.
3 : disagreement among persons or groups

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Comments on friction

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