Synonyms:
randomness, entropy, S
Meaning: (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"
Synonyms:
information, selective_information, entropy
Meaning: (communication theory) a numerical measure of the uncertainty of an outcome; "the signal contained thousands of bits of information"