smooth
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smooth
- /smuːð/
Rhymes with -uːð
Where it comes from
From Middle English smothe, smethe, from Old English smēþe, smōþ, both from Proto-West Germanic *smanþī, of unknown origin. Cognate with Scots smuith (“smooth”), Saterland Frisian smoud (“smooth”), Low German smood and smödig (“smooth, malleable, ductile”), Dutch smeuïg (“smooth”) (from earlier smeudig).
adjective smoother · smoothest · smeeth · smoothe
- Having a texture that lacks friction. Not rough. The outlines must be smooth, […]imperceptible to the touch, and even, without eminence or cavities.
- Without difficulty, problems, or unexpected consequences or incidents. We hope for a smooth transition to the new system.
- Bland; glib. This smooth discourse and mild behavior oft / Conceal a traitor.
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Flowing or uttered without check, obstruction, or hesitation; not harsh; fluent.
the only smooth poet of those times
Similar: seamless
- Suave; sophisticated. He was so smooth and handsome. He knew just what to say and when to say it.
- Natural; unconstrained. In order for a reading to be smooth and effortless, readers must be able to recognize and read words accurately, automatically, and quickly.
- Unbroken. Demonstrate first by the numbers and then as one smooth movement.
- Placid, calm. As we worked to the southward, we picked up fair weather, and enjoyed smooth seas and pleasant skies.
- Lacking projections or indentations; not serrated. A leaf having a smooth margin, without teeth or indentations of any kind, is called entire.
- Not grainy; having an even texture. A compact and stylish design, it produces 1 generous quart of excellent, smooth ice cream in 20 to 25 minutes.
- Having a pleasantly rounded flavor; neither rough nor astringent. The coffee was smooth, so smooth she took another sip.
- Having derivatives of all finite orders at all points within the function’s domain. Any ANALYTIC FUNCTION is smooth. But a smooth function is not necessarily analytic.
- That factors completely into small prime numbers.
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Lacking marked aspiration.
Οὐ becomes οὐκ before a smooth vowel, and οὐχ before an aspirate.
Similar: even
- Involuntary and non-striated.
Similar: downy, flat, frictionless, lanate, level, silken, silklike, silky, sleek, slight, smooth, velutinous, velvety · Opposite: rough, uneven, bumpy, coarse, textured
adverb smoother · smoothest · smeeth · smoothe
- Smoothly. smooth-running, smooth-tongued, smooth-spoken
noun smooths · smeeth · smoothe
- Something that is smooth, or that goes smoothly and easily. The smooth of his neck.
- A smoothing action. She brushes down her hair with a little bit of spit and a smooth of her hand and opens the bright green door, walking a few metres, squinting.
- A domestic animal having a smooth coat. In the 4-toe stock there is a wide gap between the lowest rough and the smooths which come from the same parents.
- A member of an anti-hippie fashion movement in 1970s Britain. By the early 1970s, skinhead culture began to mutate into the variant ‘white ethnic’ styles of the suedeheads and smooths.
- The analysis obtained through a smoothing procedure. A smooth of the potato data set has already been given in Figure 1.2.
verb smooths · smoothing · smoothed · smeeth · smoothe
-
To make smooth or even.
She smooths her skirt, looking as composed and ladylike as possible.
Similar: smoothen
- To reduce to a particular shape or form by pressure; to press, to flatten. to smooth cloth with a smoothing iron
- To make straightforward or easy. Caracas can be a tough place but the tremendously good-natured caraqueños smoothed my passage every step of the way.
- To calm or palliate. to smooth a person's temper
- To capture important patterns in the data, while leaving out noise. […] the 7-month moving averages provide better smoothing of the data in this case than do the 3-month moving averages.
- To stroke; especially to stroke an animal's fur. Can I smooth your cat?
Thesaurus
Closest in meaning: sleek, smooth out, smoothen, sinuate, slick, flowing, undulate, fluent, glossy, shine, satiny, marmorean, fast, easy, graceful, waxy
Translations
Every language
adj without difficulty
| 日本語 | スムース sumūsu |
|---|---|
| 中文 | 平穩 /平稳 píngwěn, 順利 /顺利 shùnlì |
| Kiswahili | laini |
| Português | suave |
| Français | doux, facile |
| Deutsch | reibungslos, problemlos, glatt |
| Italiano | facile, dolce, soffice |
| Ελληνικά | ομαλός omalós |
| Русский | гла́дкий gládkij |
adj bland; glib
| Kiswahili | laini |
|---|---|
| Português | suave |
| Français | lisse |
| Deutsch | glatt |
| Italiano | blando |
| Ελληνικά | ήπιος ípios |
adj suave; sophisticated
| Español | sofisticado |
|---|---|
| 中文 | 圓滑 /圆滑 yuánhuá |
| Kiswahili | laini |
| Français | sophistiqué |
| Ελληνικά | γλυκομίλητος glykomílitos |
adj action: natural; unconstrained
| 中文 | 流暢 /流畅 liúchàng, 自然 zìrán |
|---|---|
| Kiswahili | laini |
| Português | suave |
| Français | naturel |
| Ελληνικά | στρωτός strotós |
adj motion: unbroken
| Español | constante |
|---|---|
| 中文 | 流暢 /流畅 liúchàng |
| Kiswahili | laini |
| Français | souple |
| Ελληνικά | ομαλός omalós |
| Русский | пла́вный plávnyj |
adj placid, calm
| Español | tranquilo, apacible |
|---|---|
| 中文 | 平靜 /平静 píngjìng |
| Kiswahili | laini |
| Ελληνικά | ακύμαντος akýmantos |
adj edge: lacking projections or indentations; not serrated
| Español | liso |
|---|---|
| Kiswahili | laini |
| Português | liso |
| Ελληνικά | λείος leíos |
adj food or drink: not grainy; having an even texture
| Kiswahili | laini |
|---|
adj beverage: having a pleasantly rounded flavor; neither rough nor astringent
| Español | suave |
|---|---|
| Kiswahili | laini |
| Português | suave |
| Ελληνικά | γλυκόπιοτος glykópiotos |
adj mathematics, of a function: Having derivatives of all finite orders at all points within the function’s domain
| Español | suave |
|---|---|
| 中文 | 光滑 guānghuá |
| Kiswahili | laini |
| Português | suave |
| Français | régulier, lisse |
| Deutsch | glatt |
adj lacking friction, not rough
| Español | liso, glaxo, terso, suave |
|---|---|
| 한국어 | 매끄럽다 maekkeureopda |
| 日本語 | 滑らかな nameraka na |
| 中文 | 平滑 pínghuá, 光滑 guānghuá, guānghua |
| हिन्दी | चिकना ciknā |
| Kiswahili | laini |
| Português | liso |
| Français | lisse |
| Deutsch | glatt |
| Italiano | liscio, mellifluo |
| Ελληνικά | λείος leíos, απαλός apalós |
| Română | neted, lin, lis |
| Русский | гла́дкий gládkij |
| Tiếng Việt | trơn, mượt |
| العربية | نَاعِم nāʕim, أَمْلَس ʔamlas |
| עברית | חָלָק khalak |
adj linguistics, classical studies, of a vowel: lacking marked aspiration
| Kiswahili | laini |
|---|---|
| Français | douce |
noun something which is smooth or easy
| Kiswahili | laini |
|---|
noun smoothing action
| Kiswahili | laini |
|---|
noun domestic animal having a smooth coat
| Kiswahili | laini |
|---|
noun member of an anti-hippie fashion movement in 1970s Britain
| Kiswahili | laini |
|---|
noun statistics: analysis obtained through a smoothing procedure
| Kiswahili | laini |
|---|
Talk about this word "smooth." Wiktionary, via Micwyn, micwyn.com/word/smooth. Accessed 6 Nov. 2026. smooth. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/smooth "smooth." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/smooth.Cite this
@misc{smooth_2026,
title = {smooth},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/smooth},
urldate = {2026-11-06}
}