S Curve

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S curve or S-curve can refer to:

  • S Curve (art), an art term for a sinuous body position, noted in ancient marble sculpture
  • S-Curve Records, a record label
  • Sigmoid curve or sigmoid function, a mathematical function that produces a sigmoid, or "S"-shaped, curve
  • S curve or reverse curve, in civil engineering, a section of the horizontal alignment of a highway or railroad route in which a curve to the left or right is followed immediately by a curve in the opposite direction
  • S-curve, the shape of the logistic function used to illustrate the diffusion of innovations in the technology life cycle