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
3.
Also, amyloidal. of, resembling, or containing amylum.

Origin:
1855–60; amyl- + -oid

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World English Dictionary
amyloid (ˈæmɪˌlɔɪd)
 
n
1.  pathol a complex protein resembling starch, deposited in tissues in some degenerative diseases
2.  any substance resembling starch
 
adj
3.  starchlike

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

amyloid
1857, coined in Ger. (1839) from L. amylum + -oid. The noun is attested from 1872.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

amyloid am·y·loid (ām'ə-loid')
n.

  1. A starchlike substance.

  2. A hard, waxy deposit consisting of protein and polysaccharides resulting from the degeneration of tissue.

adj.
Starchlike.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
amyloid   (ām'ə-loid')  Pronunciation Key 
Noun   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   Starchlike.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
High levels of amyloid plaques, a hallmark of the disease, are marked in red.
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