b. Free from waves or disturbances; calm: The lake is smooth today.
a. Free from hair, whiskers, or stubble: felt his smooth cheek after the close shave.
b. Having a short dense flat coat. Used of dogs.
a. Having a fine texture: a smooth fabric.
b. Having an even consistency: a smooth pudding.
c. Having an even or gentle motion or movement: a smooth ride.
4. Having no obstructions or difficulties: a smooth operation; a smooth trip.
5. Easy-going; serene: a smooth temperament.
6. Not sharp or bitter in taste: a smooth wine.
7. Delicately pleasing to the ear; not harsh or grating: a smooth voice.
8. Ingratiatingly polite and agreeable: known for his smooth remarks.
v. smoothed, smooth·ing, smoothes
1. To make (something) even, level, or unwrinkled: smoothed the fabric with an iron.
2. To rid of obstructions, hindrances, or difficulties: a real estate agent who smoothed the process of applying for a mortgage.
3. To soothe or tranquilize; make calm: The president tried to smooth over the hurt feelings of the disputing factions.
4. To cause to appear less harsh or severe than is the case: Don’t try to smooth over their faults.
To become smooth.
1. The act of smoothing.
2. A smooth surface or part.
[Middle English smothe, from Old English smōth.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. resting in the same plane; without bends or irregularities
2. silky to the touch: smooth velvet.
3. lacking roughness of surface; flat
4. tranquil or unruffled: smooth temper.
5. lacking obstructions or difficulties
a. suave or persuasive, esp as suggestive of insincerity
b. (in combination): smooth-tongued.
7. (Biology) (of the skin) free from hair
8. of uniform consistency: smooth batter.
9. not erratic; free from jolts: smooth driving.
10. (Brewing) not harsh or astringent: a smooth wine.
11. having all projections worn away: smooth tyres.
12. (Mathematics) maths (of a curve) differentiable at every point
13. (Phonetics & Phonology) phonetics without preliminary or simultaneous aspiration
14. gentle to the ear; flowing
15. (General Physics) physics (of a plane, surface, etc) regarded as being frictionless
in a calm or even manner; smoothly
16. (often foll by: down) to make or become flattened or without roughness or obstructions
17. (often foll by: out or away) to take or rub (away) in order to make smooth: she smoothed out the creases in her dress.
18. to make calm; soothe
19. to make easier: smooth his path.
20. (Electrical Engineering) electrical engineering to remove alternating current ripple from the output of a direct current power supply
21. obsolete to make more polished or refined
22. the smooth part of something
23. the act of smoothing
[Old English smōth; related to Old Saxon māthmundi gentle-minded, smōthi smooth]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
adj. smooth•er, smooth•est,
1. free from projections or unevenness of surface.
2. generally flat or unruffled, as a calm sea.
3. free from hairs or a hairy growth: a smooth cheek.
4. of uniform consistency; free from lumps, as a sauce.
5. allowing or having an even, uninterrupted movement or flow: a smooth ride.
6. easy and uniform, as the working of a machine.
7. having projections worn away: a smooth tire.
8. free from hindrances or difficulties: a smooth day at the office.
9. undisturbed, tranquil, or equable, as the temper; serene.
10. elegant, easy, or polished: a smooth manner.
11. ingratiatingly polite; suave: a smooth talker.
12. free from harshness; mellow, as wine.
13. not harsh to the ear, as sound.
14. in a smooth manner; smoothly.
15. to make smooth of surface, as by scraping, planing, or pressing.
16. to remove (projections, ridges, wrinkles, etc.) in making something smooth (often fol. by away or out).
17. to free from difficulties.
18. to remove (obstacles) from a path (often fol. by away).
19. to make more polished, elegant, or agreeable.
20. to tranquilize, calm, or soothe.
21. Math. to simplify (an expression) by substituting approximate or certain known values for the variables.
22. smooth over, to make seem less severe, disagreeable, or irreconcilable.
23. the act of smoothing.
24. something that is smooth; a smooth part or place.
[before 1050; (adj.) Middle English smothe, late Old English smōth]
Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.