smooth

/ˈsmüt͟h/

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

adjective

  1. having a continuous even surface

  2. being the representation of a function with a continuous first derivative

  3. having or being a short even coat of hair

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. flat applies to a surface devoid of noticeable curvatures, prominences, or depressions.

verb

  1. to make smooth

  2. to free from what is harsh or disagreeable : polish

  3. soothe

noun

  1. a smooth part

  2. the act of smoothing

  3. a smoothing implement