#entropy  (thermodynamics) a measure of the amount of energy in a system that is available for doing work; entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity
  exclusion:  #ectropy
  supertype:  #physical_phenomenon  a natural phenomenon involving the physics of matter and energy
  subtype:  #conformational_entropy  entropy calculated from the probability that a state could be reached by chance alone

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