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

Triboelectricity realizes itself as small-scale static electricity generated from friction, the type that can be seen when hair rubs against a balloon and the balloon sticks to a wall. David Grossman, Popular Mechanics, "Bionic Knee Replacements Are Powered By Your Walk," 30 Jan. 2019 Ability and ambition are generated by proximity, attention and friction, and over time, that may be enough to produce world champions. Brian Straus, SI.com, "Quarterfinal Stage a Narrative Tipping Point for World Cup Contenders," 5 July 2018 Don't saw the file back and forth, which creates too much friction and gives you frayed edges that catch and snag easily. Emily Rekstis, Glamour, "10 Things You Can Do Now to Get Stronger, Healthier Nails ASAP," 20 Apr. 2019 While the Anti-Chafe Stick works as a preventative measure, the Anti-Chafe Ointment is ideal for folks who are already feeling the effects of skin friction. Marci Robin, Allure, "Loey Lane's New Brand Love AnyBody Launches Affordable Body-Care Products at Target," 4 Apr. 2019 Also, Camkiran notes that friction from working out at the gym could cause future irritation on the skin. Maya Allen, Marie Claire, "How to Make Your Bikini Wax Less Painful, According to Experts," 1 Apr. 2019 Tricky: Most robots don’t have fingernails, or friction-facilitating fingerpads that perfectly mimic ours. Matt Simon, WIRED, "Robots Can't Hold Stuff Very Well. But You Can Help," 13 July 2018 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

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

18 May 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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