entropy

1. A measure of the disorder directly proportional to the natural logarithm of the number of microstates yielding an equivalent thermodynamic macrostate. (countable, uncountable)
2. Shannon entropy (countable, uncountable)
3. A measure of the amount of energy in a physical system that cannot be used to do work. (countable) · Near-synonym: unavailable energy
4. The capacity factor for thermal energy that is hidden with respect to temperature. (countable, uncountable)
5. The dispersal of energy; how much energy is spread out in a process, or how widely spread out it becomes, at a specific temperature. (countable, uncountable)
6. A measure of the amount of information and noise present in a signal. (countable)
7. The tendency of a system that is left to itself to descend into chaos. (uncountable)

Plural entropies