information theory


: a theory that deals statistically with information, with the measurement of its content in terms of its distinguishing essential characteristics or by the number of alternatives from which it makes a choice possible, and with the efficiency of processes of communication between humans and machines

Example Sentences

Recent Examples on the Web While its delightful mix of luck and intuition is part of the game’s appeal, so too is its tie-in to information theory. Pradeep Mutalik, Quanta Magazine, 25 Oct. 2022 Mark Pearson discussed the similarity of this problem to error-correcting codes and suggested using an information theory approach based on the number of possible outcomes. Katie Mccormick, Quanta Magazine, 1 Aug. 2022 There are also formal similarities in the way that entropy is calculated in both physics and information theory. Kevin Hartnett, Quanta Magazine, 6 Sep. 2022 Quantum resource theories adopt the picture of the physical world suggested by quantum information theory, in which there are fundamental limitations on which physical processes are possible. Quanta Magazine, 26 May 2022 The work of Mark Braverman, a computer scientist at Princeton University who is this year’s recipient of the Abacus Medal, ranges widely, touching on dynamics, information theory, economics and game theory. New York Times, 5 July 2022 Roman Stanisław Ingarden publishes one of the first attempts at creating a quantum information theory. Gil Press, Forbes, 14 Apr. 2022 Vopson, who studies information theory at University of Portsmouth in the United Kingdom, wants to use an experiment to confirm that elementary particles have measurable mass. Manasee Wagh, Popular Mechanics, 30 Mar. 2022 Huber, Erker and their colleagues specialized in quantum information theory and quantum thermodynamics, disciplines concerning the flow of information and energy. Quanta Magazine, 31 Aug. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'information theory.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1945, in the meaning defined above

Time Traveler
The first known use of information theory was in 1945

Dictionary Entries Near information theory

Cite this Entry

“Information theory.” Dictionary, Merriam-Webster, Accessed 30 Nov. 2022.

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