amyloid

noun

am·​y·​loid ˈa-mə-ˌlȯid 

: a waxy translucent substance consisting primarily of protein that is deposited in some animal organs and tissues under abnormal conditions (such as Alzheimer's disease) compare beta-amyloid

amyloid adjective

Examples of amyloid in a Sentence

Recent Examples on the Web

This includes persons with mild cognitive impairment or mild dementia and confirmed amyloid plaques. —Joshua P. Cohen, Forbes, 2 Nov. 2024

There can also be a reduction of amyloid plaques, which are associated with Alzheimer’s disease. —Allison Futterman, Discover Magazine, 30 Oct. 2024

Both therapies clear the brain of the protein beta amyloid, which is widely thought to fuel the disease’s symptoms. —Byjennifer Couzin-Frankel, science.org, 29 Oct. 2024

The drug is a monoclonal antibody that targets toxic plaques in the brain called amyloid, a hallmark of Alzheimer’s, to slow the progression of the disease during its early stages. —Annika Kim Constantino, CNBC, 30 July 2024

Word History

First Known Use

1866, in the meaning defined above

Phrases Containing amyloid

• amyloid beta
• amyloid beta peptide
• amyloid beta protein
• beta-amyloid
• beta-amyloid peptide
• beta-amyloid protein

Medical Definition

amyloid

noun

am·​y·​loid

ˈam-ə-ˌlȯid

1

: a nonnitrogenous starchy food

2

: a waxy translucent substance consisting primarily of protein that is deposited in some animal organs and tissue under abnormal conditions (as in Alzheimer's disease) see beta-amyloid

amyloid adjective