dementia pugilistica

noun

dementia pu·​gi·​lis·​ti·​ca -ˌpyü-jə-ˈli-sti-kə How to pronounce dementia pugilistica (audio)
: chronic traumatic encephalopathy
Brain degeneration from repeated blows to the head has been known in boxers since the 1920s as dementia pugilistica, or punch-drunk syndrome.Luna Shyr

Examples of dementia pugilistica in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
By the fifties, punch-drunk syndrome was being described as dementia pugilistica and chronic traumatic encephalopathy. Ingfei Chen, The New Yorker, 11 Feb. 2023 And is there really a difference between dementia pugilistica and chronic traumatic encephalopathy? John Kass, chicagotribune.com, 22 Jan. 2021

Word History

Etymology

borrowed from New Latin, "pugilistic dementia"

Note: The term was introduced by J.A. Millspaugh, a lieutenant in U.S. Navy Medical Corps, in "Dementia Pugilistica," United States Naval Medical Bulletin, vol. 35, no. 3 (July, 1937), pp. 297-303.

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of dementia pugilistica was in 1938

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Cite this Entry

“Dementia pugilistica.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dementia%20pugilistica. Accessed 10 Sep. 2025.

Medical Definition

dementia pugilistica

noun
dementia pu·​gi·​lis·​ti·​ca -ˌpyü-jə-ˈlis-tə-kə How to pronounce dementia pugilistica (audio)
: chronic traumatic encephalopathy
Brain degeneration from repeated blows to the head has been known in boxers since the 1920s as dementia pugilistica, or punch-drunk syndrome.Luna Shyr, National Geographic
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