Entropy

By Elaine Meng

This is the section for random pieces that I want to have on hand for the curious and forgetful.

From http://www.merriam-webster.com/dictionary/entropy

en·tro·py

noun \ˈen-trə-pē\

plural en·tro·pies

Definition of ENTROPY

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
2
a : the degradation of the matter and energy in the universe to an ultimate state of inert uniformityb : a process of degradation or running down or a trend to disorder
— en·tro·pic adjective
— en·tro·pi·cal·ly adverb

Origin of ENTROPY

International Scientific Vocabulary 2en- + Greek tropēchange, literally, turn, from trepein to turn

First Known Use: 1875