1. (

• smoothness

) a texture without roughness; smooth to the touch; "admiring the slim smoothness of her thighs"; "some artists prefer the smoothness of a board" ;

2. (

• eloquence ,
• fluency ,
• smoothness

) powerful and effective language; "his eloquence attracted a large congregation"; "fluency in spoken and written English is essential"; "his oily smoothness concealed his guilt from the police" ;

3. (

• suavity ,
• suaveness ,
• blandness ,
• smoothness ,

) the quality of being bland and gracious or ingratiating in manner ;

4. (

• smoothness ,

) the quality of having a level and even surface; "the water was a glassy smoothness"; "the weather system of the Pacific is determined by the uninterrupted smoothness of the ocean" ;

5. (

• smoothness ,

) the quality of being free from errors or interruptions; "the five-speed manual gearbox is smoothness personified" ;