Meaning of ENTROPY in English

transcription, транскрипция: [ ˈen-trə-pē ]


( plural -pies )

Etymology: International Scientific Vocabulary en- (II) + Greek tropē change, literally, turn, from trepein to turn

Date: 1875

1. : a measure of the unavailable energy in a closed thermodynamic system that is also usually considered to be a measure of the system's disorder, that is a property of the system's state, and that varies directly with any reversible change in heat in the system and inversely with the temperature of the system ; broadly : the degree of disorder or uncertainty in a system


a. : the degradation of the matter and energy in the universe to an ultimate state of inert uniformity

b. : a process of degradation or running down or a trend to disorder

3. : chaos , disorganization , randomness

• en·tro·pic en-ˈtrō-pik, -ˈträ-pik adjective

• en·tro·pi·cal·ly -pi-k(ə-)lē adverb

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.