Main Entry:: en·tro·py
Pronunciation:: \ˈen-trə-pē\
Function:: noun
Inflected Form(s):: plural en·tro·pies
Etymology:: International Scientific Vocabulary ²en- + 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 system2 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 disorder3: chaos, disorganization, randomness

— en·tro·pic

\en-ˈtrō-pik, -ˈträ-pik\ adjective

— en·tro·pi·cal·ly

\-pi-k(ə-)lē\ adverb

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