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Alzheimer's disease

or Alz·hei·mer disease

[ahlts-hahy-merz, alts-, awlts-]
noun Pathology.
  1. a common form of dementia, believed to be caused by changes in the brain, usually beginning in late middle age, characterized by memory lapses, confusion, emotional instability, and progressive loss of mental ability.
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Origin of Alzheimer's disease

named after Alois Alzheimer (1864–1915), German neurologist, who described it in 1907
Also called Alz·hei·mer’s.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for alzheimer's

Alzheimer's disease

noun
  1. a disorder of the brain resulting in a progressive decline in intellectual and physical abilities and eventual dementiaOften shortened to: Alzheimer's
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Word Origin

C20: named after A. Alzheimer (1864–1915), German physician who first identified it
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for alzheimer's

Alzheimer's disease

(senium præcox), 1912, title of article by S.C. Fuller published in "Journal of Nervous and Mental Diseases;" named for German neurologist Alois Alzheimer (1864-1915). The name was not common before 1970s; shortened form Alzheimer's first recorded 1954. The surname is from the place name Alzheim, literally "Old Hamlet."

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Online Etymology Dictionary, © 2010 Douglas Harper

alzheimer's in Medicine

Alzheimer's disease

(ältshī-mərz, ălts-, ôlts-)
n.
  1. A degenerative disease of the brain, associated with the development of abnormal tissues and protein deposits in the cerebral cortex and characterized by confusion, disorientation, memory failure, speech disturbances, and the progressive loss of mental capacity.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

alzheimer's in Science

Alzheimer's disease

[älshī-mərz]
  1. A progressive, degenerative disease of the brain, commonly affecting the elderly, and associated with the development of amyloid plaques in the cerebral cortex. It is characterized by confusion, disorientation, memory failure, speech disturbances, and eventual dementia. The cause is unknown. Alzheimer's disease is named for its identifier, German psychiatrist Alois Alzheimer (1864-1915).
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

alzheimer's in Culture

Alzheimer's disease

[(ahlts-heye-muhrz, alts-heye-muhrz, awlts-heye-muhrz)]

A disease in which mental capacity decreases because of the breakdown of brain cells.

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Note

Alzheimer's disease is a major cause of loss of intellectual function in middle-aged and elderly people.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.