smooth

English

/smuːð/

adj
Definitions
  • Having a texture that lacks friction. Not rough.
  • Without difficulty, problems, or unexpected consequences or incidents.
  • Bland; glib.
  • Flowing or uttered without check, obstruction, or hesitation; not harsh; fluent.
  • (of a person) Suave; sophisticated.
  • (of an action) Natural; unconstrained.
  • (of a motion) Unbroken.
  • (chiefly) Placid, calm.
  • (of an edge) Lacking projections or indentations; not serrated.
  • (of food or drink) Not grainy; having an even texture.
  • (of a beverage) Having a pleasantly rounded flavor; neither rough nor astringent.
  • (mathematics) Having derivatives of all finite orders at all points within the function’s domain.
  • (math) That factors completely into small prime numbers.
  • (linguistics) Lacking marked aspiration.
  • (of muscles) Involuntary and non-striated.

Etymology

Inherited from Middle English smoothe inherited from Old English smōþ (smooth, serene, calm, unruffled), smēþe (harmonious, not harsh, smooth, without roughness inequalities of surface, avoiding offence, without discomfort annoyance, lenitive, polished, not irritating, agreeable, soft, suave, melodious) inherited from Proto-Germanic *smanþaz.

Origin

Proto-Germanic

*smanþaz

Gloss

Timeline

Distribution of cognates by language

Geogrpahic distribution of cognates

Cognates and derived terms