smooth

adjective
\ ˈsmüt͟h How to pronounce smooth (audio) \

Definition of smooth

 (Entry 1 of 3)

1a(1) : having a continuous even surface
(2) of a curve : being the representation of a function with a continuous first derivative
(3) : having or being a short even coat of hair a smooth collie — compare rough, wirehaired
b : being without hair
c : glabrous a smooth leaf
d : causing no resistance to sliding
2 : free from difficulties or impediments the smooth course of his life
3 : even and uninterrupted in flow or flight
4 : excessively and often artfully suave : ingratiating a smooth operator
5a : serene, equable a smooth disposition
6a : not sharp or harsh a smooth sherry
b : free from lumps

smooth

verb
smoothed; smoothing; smooths also smoothes

Definition of smooth (Entry 2 of 3)

transitive verb

1 : to make smooth
2a : to free from what is harsh or disagreeable : polish smoothed out his style
b : soothe
3 : to minimize (something, such as a fault) especially in order to allay anger or ill will his main job is to smooth over the friction that so often arises— Brian Crozier
4 : to free from obstruction or difficulty conciliation smoothed the way to an agreement
5a : to press flat smoothed down the folds of her dress
b : to remove expression from (one's face) : compose
6 : to cause to lie evenly and in order : preen a bird smoothing its feathers
7 : to free (a graph, a collection of data, etc.) from irregularities

intransitive verb

: to become smooth

smooth

noun

Definition of smooth (Entry 3 of 3)

1 : a smooth part
2 : the act of smoothing
3 : a smoothing implement

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Other Words from smooth

Adjective

smooth adverb
smoothly adverb
smoothness noun

Verb

smoother noun

Synonyms & Antonyms for smooth

Synonyms: Adjective

debonair, sophisticated, suave, svelte, urbane

Synonyms: Verb

ease, facilitate, grease, loosen (up), unclog

Antonyms: Adjective

boorish, churlish, classless, clownish, loutish, uncouth

Antonyms: Verb

complicate

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Choose the Right Synonym for smooth

Adjective

level, flat, plane, even, smooth mean having a surface without bends, curves, or irregularities. level applies to a horizontal surface that lies on a line parallel with the horizon. the vast prairies are nearly level flat applies to a surface devoid of noticeable curvatures, prominences, or depressions. the work surface must be flat plane applies to any real or imaginary flat surface in which a straight line between any two points on it lies wholly within that surface. the plane sides of a crystal even applies to a surface that is noticeably flat or level or to a line that is observably straight. trim the hedge so it is even smooth applies especially to a polished surface free of irregularities. a smooth skating rink

easy, facile, simple, light, effortless, smooth mean not demanding effort or involving difficulty. easy is applicable either to persons or things imposing tasks or to activity required by such tasks. an easy college course facile often adds to easy the connotation of undue haste or shallowness. facile answers to complex questions simple stresses ease in understanding or dealing with because complication is absent. a simple problem in arithmetic light stresses freedom from what is burdensome. a light teaching load effortless stresses the appearance of ease and usually implies the prior attainment of artistry or expertness. moving with effortless grace smooth stresses the absence or removal of all difficulties, hardships, or obstacles. a smooth ride

suave, urbane, diplomatic, bland, smooth, politic mean pleasantly tactful and well-mannered. suave suggests a specific ability to deal with others easily and without friction. a suave public relations coordinator urbane implies high cultivation and poise coming from wide social experience. an urbane traveler diplomatic stresses an ability to deal with ticklish situations tactfully. a diplomatic negotiator bland emphasizes mildness of manner and absence of irritating qualities. a bland master of ceremonies smooth suggests often a deliberately assumed suavity. a smooth salesman politic implies shrewd as well as tactful and suave handling of people. a cunningly politic manager

Examples of smooth in a Sentence

Adjective

They groomed the ski trail so it was smooth. The river rocks had been worn smooth by the water. Whisk the flour into the gravy until it is smooth. The milkshake was smooth and creamy. With the aid of observers, the election process was a smooth one. Our trip was smooth and uneventful. the smooth movements of a swimmer She has a nice, smooth golf swing. His new car has a smooth ride. Our flight was very smooth.

Verb

He smoothed his tie and headed out the door. The coin's date had been smoothed away over time. Smooth the cream on after your shower. Smooth the wax over the wood before polishing. She smoothed on some moisturizer before she put on her makeup. He smoothed ointment over the cut.
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Recent Examples on the Web: Adjective

But for a second career start, this was smooth, as two throws three plays apart in the second quarter proved. Doug Lesmerises, cleveland.com, "Ohio State quarterback Justin Fields showed in two throws everything he can be," 8 Sep. 2019 Make buttercream: Beat butter with an electric mixer on medium speed until smooth and creamy, 1 to 2 minutes. Tara Bench, Country Living, "Towering Haunted House Cake," 6 Sep. 2019 Add the remaining 1 tablespoon lime juice and process until smooth, another 20 seconds, scraping the bowl as needed. Christopher Kimball, BostonGlobe.com, "Recipes: Four perfect tacos featuring fish, turkey, or mojo pork," 4 Sep. 2019 If the sugar seizes, turn the heat to low and cook, whisking, until the sugar melts again and the caramel is smooth, 5 to 8 minutes. Pour the caramel into a heat-safe container, cover and set aside until ready to serve. Daniela Galarza, The Denver Post, "This stunning dessert is everything you love about banana splits, but in pie form," 4 Sep. 2019 The smooth, adult bent of Nashville continued into the ’60s, sparking another rebellion among a loose crew of musicians who bridled at the restrictions imposed on them. Los Angeles Times, "In 2019, country music has a raging identity crisis. For Ken Burns, that’s a 100-year-old story," 4 Sep. 2019 If the sugar seizes, turn the heat to low and cook, whisking, until the sugar melts again and the caramel is smooth, 5 to 8 minutes. Pour the caramel into a heat-safe container, cover and set aside until ready to serve. Daniela Galarza, Washington Post, "This stunning dessert is everything you love about banana splits, but in pie form," 30 Aug. 2019 Step 2: Coat Cake Pops in Chocolate In a 2-cup microwave-safe measuring cup or bowl, melt the chocolate on medium, stirring every 20 seconds, until smooth (about 60 seconds total). Kate Merker, Good Housekeeping, "How to Make the Cutest Thanksgiving Cake Pops," 28 Aug. 2019 Dogs short and lengthy, hairy and smooth, walked down Market Street. Randy Vazquez, The Mercury News, "Photos: Pride pups! San Jose Pride parade brought out four-legged friends," 25 Aug. 2019

Recent Examples on the Web: Verb

That means the 49ers can deploy the same five starters on the offensive linemen to protect Garoppolo and smooth out offensive hiccups. Cam Inman, The Mercury News, "Will 49ers offensive line be at full strength to protect Garoppolo?," 7 Sep. 2019 Thankfully, there’s now a whole host of hi-tech topical rejuvenators and as well as injectable strategies to lift and smooth the delicate neck area—and even prevent it from getting crinkly in the first place. April Long, Town & Country, "The Best Treatments and Products to Lift and Smooth Your Neck," 6 Sep. 2019 Fold in the strawberries, then scrape the batter into the pan and smooth the top with a spoon or offset spatula. Becky Krystal, The Denver Post, "With their powers combined, strawberries, pistachios and olive oil make for one splendid cake," 4 Sep. 2019 Fold in the strawberries, then scrape the batter into the pan and smooth the top with a spoon or offset spatula. Becky Krystal, Washington Post, "With their powers combined, strawberries, pistachios and olive oil make for one splendid cake," 28 Aug. 2019 Buy now: $20 on amazon.com Cosywell Spray Bottles Some delicate skincare products need to be lightly misted, not smoothed or patted on. Lauren Joseph, Condé Nast Traveler, "8 Reusable Travel Bottles for All Your Creams, Soaps, and Serums," 19 Aug. 2019 How smooth the transition is under QB Joe Burrow will determine if LSU can actually have a real shot at upending Bama. The Si Staff, SI.com, "2019 Preview: All Eyes on LSU's Offense as Tigers Aim to Take Next Step," 19 Aug. 2019 Shifts are clunky at low speeds but smooth out during acceleration. Dallas News, "Toyota's RAV4 wants to play rough and adds Adventure to its name," 17 Aug. 2019 The arrest comes as federal investigators have issued numerous warnings in recent years to San Diego County high school students who might fall prey to smooth-talking recruiters. San Diego Union-Tribune, "Young Tijuana man accused of running cross-border teen drug mules," 13 Aug. 2019

Recent Examples on the Web: Noun

His bushy hair was replaced by a smooth buzz cut — and a bill headed to the governor’s desk. Sophie Carson, Milwaukee Journal Sentinel, "Lawmaker who vowed no haircuts until sign language interpreter bill passed finally gets buzz cut as deaf community cheers," 2 July 2019 Filling 1 1/2 cups peanut butter (smooth recommended but crunchy is also fine) For the French toast: In a bowl, whisk egg yolks and sugar until sugar dissolves; mix in cream, vanilla and rum. San Diego Union-Tribune, "Decadent French toast recipes from Breakfast Republic’s chef," 13 Aug. 2019 This luxe oil smooths hair and splits, all while helping to protect tresses from UV rays. Essence, "Dope Stuff On My Desk: Hot Curls & Hot Colors!," 2 Aug. 2019 Loquat leaf delivers antioxidants, which both prevent sun damage in real time (by neutralizing free radicals) and repair skin overnight, while Japanese wild rose smooths skin texture and minimizes the look of my otherwise gigantic pores. Deanna Pai, Condé Nast Traveler, "The Multitasking Sunscreen I Never Leave Home Without," 22 July 2019 Compared to the diamond-like faceting of the F-117A, Tacit Blue featured smooth, flowing shapes that ended in sharp edges. Kyle Mizokami, Popular Mechanics, "The Very Real Aircraft of Area 51," 19 July 2019 In addition to making your hair crazy smooth, the spray also works as a heat protectant and to keep your hair impervious to the effects of humidity. Jihan Forbes, Allure, "The IGK Good Behavior Smoothing Spray Is Like a Keratin Treatment in a Bottle," 28 July 2018 After the joint compound has dried (usually at least two hours), remove the screws and sand the surface of the patch smooth. Peter Martin, Popular Mechanics, "How to Fix a Hole in Drywall," 7 Nov. 2018 This very thin liquid layer also makes ice extra smooth. Brian Resnick, Vox, "The surprising science of why ice is so slippery," 31 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'smooth.' 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 smooth

Adjective

before the 12th century, in the meaning defined at sense 1a(1)

Verb

15th century, in the meaning defined at transitive sense 1

Noun

15th century, in the meaning defined at sense 1

History and Etymology for smooth

Adjective

Middle English smothe, from Old English smōth; akin to Old Saxon smōthi smooth

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Statistics for smooth

Last Updated

11 Sep 2019

Look-up Popularity

Time Traveler for smooth

The first known use of smooth was before the 12th century

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More Definitions for smooth

smooth

adjective

English Language Learners Definition of smooth

 (Entry 1 of 2)

: having a flat, even surface : not rough : not having any bumps, ridges, or uneven parts
of a liquid mixture : not having any lumps : mixed together so there are no lumps
: happening or done without any problems

smooth

verb

English Language Learners Definition of smooth (Entry 2 of 2)

: to make (something) smooth
: to remove problems or difficulties from a situation
: to spread (something) over a surface (such as your skin) : to apply (something) by rubbing it on a surface

smooth

adjective
\ ˈsmüt͟h How to pronounce smooth (audio) \
smoother; smoothest

Kids Definition of smooth

 (Entry 1 of 2)

1 : not rough or uneven in surface a smooth board
2 : not hairy a smooth face
3 : free from difficulties or things in the way a smooth path a smooth journey
4 : moving or progressing without breaks, sudden changes, or shifts a smooth stream smooth speech
5 : appearing to be friendly and flattering without really meaning it a smooth talker

Other Words from smooth

smoothly adverb
smoothness noun

smooth

verb
smoothed; smoothing

Kids Definition of smooth (Entry 2 of 2)

1 : to remove bumps, lumps, or wrinkles : make smooth
2 : to free from trouble or difficulty Pioneers smoothed the way for us.

smooth

adjective
\ ˈsmüt͟h How to pronounce smooth (audio) \

Medical Definition of smooth

: forming or being a colony with a flat shiny surface usually made up of organisms that form no chains or filaments, show characteristic internal changes, and tend toward marked increase in capsule formation and virulence used of dissociated strains of bacteria — compare rough

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More from Merriam-Webster on smooth

Rhyming Dictionary: Words that rhyme with smooth

Thesaurus: All synonyms and antonyms for smooth

Spanish Central: Translation of smooth

Nglish: Translation of smooth for Spanish Speakers

Britannica English: Translation of smooth for Arabic Speakers

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