s

s[ es ]

• n.
  • 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites

    同义词：secondsec

  • 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)

    同义词：sulfursulphuratomic number 16

  • the cardinal compass point that is at 180 degrees

    同义词：southdue southsouthward

  • a unit of conductance equal to the reciprocal of an ohm

    同义词：mhosiemensreciprocal ohm

  • the 19th letter of the Roman alphabet

    同义词：letter s

  • (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work

    "entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity"

    同义词：randomnessentropy