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

Keep scrolling for more

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

Visit the Thesaurus for More 

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.
See More

Recent Examples on the Web: Adjective

Singer Kelela greeted the morning in Barcelona with neon orange lids, a thick coat of winged liner, and buttery-smooth skin. Akili King, Vogue, "The Best Beauty Instagrams of the Week: Jorja Smith, Emily Ratajkowski, and More," 7 Apr. 2019 Besides, the slow ascent promises to be much smoother than strapping onto a rocket. Popular Mechanics Editors, Popular Mechanics, "The Tourist's Guide to Space," 12 Mar. 2019 However, since the surface isn't as smooth as, say, its butcher-block and concrete counterparts, tile can be tough to keep clean—especially the grout, which is quite porous. Taysha Murtaugh, Country Living, "Tile Countertops: Pros, Cons, and Everything Else You Should Know," 31 Jan. 2019 My sad, broken pieces were longer and my hair was smoother overall. Elizabeth Denton, Allure, "Virtue's New Protein Powder Made My Damaged, Color-Treated Hair Look Like New," 19 Mar. 2019 Pour in the milk and flax egg and stir until the batter is completely smooth. Zoe Ruffner, Vogue, "Sakara Brings Healthy Eating Home With Their New Made-for-Instagram Cookbook," 19 Mar. 2019 Add the chopped chocolate and stir until the chocolate is melted and the mixture is smooth. Woman's Day Kitchen, Woman's Day, "Frozen S'mores," 14 Mar. 2019 Relations between Azerbaijani officials and F1 owner Liberty Media haven’t always been smooth. James Ellingworth, The Seattle Times, "Azerbaijan renews F1 contract through 2023," 5 Feb. 2019 Apart from the obvious—follow the instructions on the can!—Hayfield says to make sure your surface is fairly smooth before applying, which means sanding off any loose, blistered, or peeling paint, rust particles, or other detritus. Emma Bazilian, House Beautiful, "Ready For A Paint Makeover? Here's What You Need To Know About Primer," 16 Jan. 2019

Recent Examples on the Web: Verb

Clé de Peau Beauté Enhancing Eye Contour Cream Supreme banishes visible signs of aging around the eyes for a lifted, smoothed, and re-contoured look. Mia Adorante, Town & Country, "5 Expert Tips for Younger Looking Eyes," 12 Mar. 2019 But within days, many of these same cracked highways had been smoothed back into ribbons of pavement by crews working around the clock. Mary Beth Griggs, The Verge, "How Alaska fixed its earthquake-shattered roads in just days," 8 Dec. 2018 One is more just a financial, smoothing out the lumps. Eric Johnson, Recode, "Microsoft is more valuable than Apple again. Why?," 30 Nov. 2018 Reduce speed to low and add flour mixture in 3 parts, alternating with buttermilk, beating until smooth; beat in molasses mixture, then stir in pecans. Woman's Day Test Kitchen, Woman's Day, "Thanksgiving Cake," 24 Oct. 2018 Sure, the debates have raged over cap smoothing, what’s good for the league, and if Magic Johnson is secretly trying to sabotage James’s legacy. Rohan Nadkarni, SI.com, "NBA Free Agency Needs to Return to Normal in 2019," 10 July 2018 Tech Robyn Miller, clad in a blue smock, smoothed Robin’s fur, as the dog fell into a deep slumber. Vincent T. Davis, San Antonio Express-News, "One-of-a-kind hospital in San Antonio treats military dogs injured in line of duty," 28 June 2018 This can help buff away some of the dead skin and smooth the surface safely. Isadora Baum, SELF, "What All Runners Should Know Before Getting a Pedicure," 5 Mar. 2019 Clarke sported a fresh chin-length cut, smoothed pin-straight to ultra-modern effect as well—a fitting complement to her custom Balmain dress with its sculptural, asymmetrical silhouette and shimmering lavender crystal detailing. Lauren Valenti, Vogue, "Emilia Clarke Debuts a Dramatic New Hair Look on the Oscars Red Carpet," 25 Feb. 2019

Recent Examples on the Web: Noun

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 On Tuesday, Nvidia fulfilled its CES promises by releasing GeForce driver 417.71, which lets GeForce graphics cards tap into the Adaptive Sync capabilities of AMD FreeSync monitors for buttery-smooth, tearing-free gaming. Brad Chacos, PCWorld, "Nvidia driver unlocks FreeSync monitor support for GeForce graphics cards," 15 Jan. 2019 Reduce speed to medium-low; add melted chocolate, then cocoa mixture, beating until smooth and occasionally scraping bowl with rubber spatula. The Good Housekeeping Test Kitchen, Good Housekeeping, "The Best Chocolate Cake You'll Ever Have," 30 Mar. 2015 This Japanese rice bran powder, long used by the women of Kyoto as a face wash, brightens, smooths, and evens the skin. Zoe Ruffner, Vogue, "The Best Beauty Gifts Under $100 to Give Everyone on Your List," 19 Nov. 2018 Games were super-smooth, although no iOS games really offer Xbox One-quality graphics. Nilay Patel, The Verge, "Apple iPad Pro review 2018: the fastest iPad is still an iPad," 5 Nov. 2018 That good ol' magnolia oil smooths and softens, giving the formula an almost balm-like feel. Melanie Rud Chadwick, Allure, "Introducing Ever Makeup, the Clean Cosmetics Line Brand From Ever Skin," 3 Mar. 2018 The Boston cream pairs a silky smooth filling with a rich chocolate icing. Dominic Armato, azcentral, "10 best donuts in Phoenix: I tried 400, sorry Dunkin' Donuts, you didn't make the cut," 30 May 2018

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.

See More

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

Keep scrolling for more

Learn More about smooth

Statistics for smooth

Last Updated

10 Apr 2019

Look-up Popularity

Time Traveler for smooth

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

See more words from the same century

Keep scrolling for more

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

Keep scrolling for more

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

Comments on smooth

What made you want to look up smooth? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

likely to have or produce good results

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!