amyloid

[am-uh-loid]
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 am·y·loi·dal. of, resembling, or containing amylum.

Origin of amyloid

First recorded in 1855–60; amyl- + -oid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for amyloid

amyloid

noun
  1. pathol a complex protein resembling starch, deposited in tissues in some degenerative diseases
  2. any substance resembling starch
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

Word Origin and History for amyloid
adj.

"starch-like," 1857, coined in German (1839) from Latin amylum (see amyl) + Greek-derived suffix -oid. The noun is attested from 1872.

Online Etymology Dictionary, © 2010 Douglas Harper

amyloid in Medicine

amyloid

[ămə-loid′]
n.
  1. A starchlike substance.
  2. A hard, waxy deposit consisting of protein and polysaccharides resulting from the degeneration of tissue.
adj.
  1. Starchlike.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

amyloid in Science

amyloid

[ămə-loid′]
Noun
  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.
Adjective
  1. Starchlike.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.