These examples are programmatically compiled from various online sources to illustrate current usage of the word 'entropy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. What is entropy At this level, in the past, we have usually just described entropy as a measure of the amount of disorder in a system. Sebastian Smee, Washington Post, After seven years in the Hammerskins, exhaustion and entropy were setting in. 2022 Succumbing to something closer to entropy than evolution, the watercolor starts to puddle and bruise. Ahmed Almheiri, Scientific American, 17 Aug. 2021 This is the island formula for the entanglement entropy of the Hawking radiation. Conor Feehly, Discover Magazine, 3 Nov. James Riordon, Scientific American, In short, the tendency for systems to move from low entropy to high entropy, the particular spacetime conditions of our solar system and the indeterminacy of the future combine to create our particular conception of time. In classical physics, the entropy of a physical system is proportional to the quantity of energy no longer available to do physical work.Entropy is central to the second law of thermodynamics, which states that in an isolated system any activity increases the entropy. James Riordon, Scientific American, The expansion allows the universe to smooth out, dissipating the entropy before collapsing again. Quanta Magazine, That flaw is entropy, which builds up as a universe bounces. 2022 If the entropy of the system decreases, the entropy of the environment must increase such that the sum of the two entropies can only increase or stay the same, but never decrease. Jennifer Ouellette, Ars Technica, 2 Dec. a differential amount of heat passed into a thermodynamic system absolute temperature McCulloh then declares that the applications of these two laws, i.e. Recent Examples on the Web Jacob Bekenstein realized in 1974 that black holes also have entropy.
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