Which definition of S do you mean?

  • Mho n a unit of conductance equal to the reciprocal of an ohm
  • Randomness n (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work
  • S n the 19th letter of the Roman alphabet
  • Second n 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites
  • South n the cardinal compass point that is at 180 degrees
  • Sulfur n an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)