Associations to the word «Entropy»

Wiktionary

ENTROPY, noun. (thermodynamics) (countable)
ENTROPY, noun. Strictly thermodynamic entropy. A measure of the amount of energy in a physical system that cannot be used to do work.
ENTROPY, noun. A measure of the disorder present in a system.
ENTROPY, noun. The capacity factor for thermal energy that is hidden with respect to temperature [1].
ENTROPY, noun. The dispersal of energy; how much energy is spread out in a process, or how widely spread out it becomes, at a specific temperature. [1]
ENTROPY, noun. (statistics) (information theory) (countable) A measure of the amount of information and noise present in a signal. Originally a tongue-in-cheek coinage, has fallen into disuse to avoid confusion with thermodynamic entropy.
ENTROPY, noun. (uncountable) The tendency of a system that is left to itself to descend into chaos.

Dictionary definition

ENTROPY, noun. (communication theory) a numerical measure of the uncertainty of an outcome; "the signal contained thousands of bits of information".
ENTROPY, noun. (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".

Wise words

All my life I've looked at words as though I were seeing them for the first time.
Ernest Hemingway