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amyloid

American  
[am-uh-loid] / ˈæm əˌlɔɪd /

noun

  1. Biochemistry. a waxy, translucent substance, composed primarily of protein fibers, that is deposited in various organs of animals in certain diseases.

  2. a nonnitrogenous food consisting especially of starch.


adjective

  1. Also amyloidal of, resembling, or containing amylum.

amyloid British  
/ ˈæmɪˌlɔɪd /

noun

  1. pathol a complex protein resembling starch, deposited in tissues in some degenerative diseases

  2. any substance resembling starch

"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

adjective

  1. starchlike

"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
amyloid Scientific  
/ ămə-loid′ /
  1. A hard waxy substance consisting of protein and polysaccharides that results from the degeneration of tissue and is deposited in organs or tissues of the body in various chronic diseases.


  1. Starchlike.

Etymology

Origin of amyloid

First recorded in 1855–60; amyl- + -oid

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Participants whose vascular indicators more closely resembled those of cognitively healthy adults tended to have lower amyloid levels and a larger hippocampus.

From Science Daily

Earlier research has shown that plasma p tau217 closely reflects the buildup of amyloid and tau in the brain, as seen on PET scans.

From Science Daily

"Our findings show that the brain's own defence against amyloid beta can be strengthened by stimulating these receptors," says Per Nilsson, docent at the Department of Neurobiology, Care Sciences and Society, Karolinska Institutet.

From Science Daily

At the International Working Group, a global consortium of neurologists and researchers, its criteria requires three things: the presence of amyloid; tau, another biomarker of Alzheimer’s disease; and cognitive symptoms.

From The Wall Street Journal

As part of normal aging, small amounts of amyloid can build up in brain blood vessels without causing noticeable symptoms.

From Science Daily