entropy
English
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Etymology
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First attested in 1867, as the translation of German Entropie, coined in 1865 by Rudolph Clausius in analogy to Energie (“energy”), replacing the root of Ancient Greek ἔργον (érgon, “work”) by Ancient Greek τροπή (tropḗ, “transformation”)).
Pronunciation
[edit]Noun
[edit]entropy (countable and uncountable, plural entropies)
- A measure of the disorder present in a system.
- (Boltzmann definition) A measure of the disorder directly proportional to the natural logarithm of the number of microstates yielding an equivalent thermodynamic macrostate.
- (information theory) Shannon entropy
- (thermodynamics, countable) A measure of the amount of energy in a physical system that cannot be used to do work.
- The capacity factor for thermal energy that is hidden with respect to temperature.[1]
- The dispersal of energy; how much energy is spread out in a process, or how widely spread out it becomes, at a specific temperature.[2]
- (statistics, information theory, countable) A measure of the amount of information and noise present in a signal.
- (uncountable) The tendency of a system that is left to itself to descend into chaos.
Synonyms
[edit]Antonyms
[edit]Derived terms
[edit]Translations
[edit]term in thermodynamics
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measure of the amount of information in a signal
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tendency of a system to descend into chaos
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- The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.
Translations to be checked
See also
[edit]References
[edit]- ^ Clinton D. Stoner (2001 November 7) “Inquiries into the Nature of Free Energy and Entropy in Respect to Biochemical Thermodynamics”, in arXiv[1], , arXiv: physics/0004055
- ^ Frank Lambert (2006 February) “A Student’s Approach to the Second Law and Entropy”, in Entropy Site[2], archived from the original on 2006-07-02
Further reading
[edit]- “entropy”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
- “entropy”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
- “entropy”, in OneLook Dictionary Search.
Anagrams
[edit]Categories:
- English terms derived from German
- English terms derived from Ancient Greek
- English 3-syllable words
- English terms with IPA pronunciation
- English terms with audio pronunciation
- English lemmas
- English nouns
- English uncountable nouns
- English countable nouns
- en:Information theory
- en:Thermodynamics
- en:Statistics
- en:Physical quantities