[ am-uh-loi-doh-sis ]
/ ˌæm ə lɔɪˈdoʊ sɪs /

noun, plural am·y·loi·do·ses [am-uh-loi-doh-seez] /ˌæm ə lɔɪˈdoʊ siz/. Pathology.

a deposit of amyloid in tissues or organs.
the diseased state resulting from this deposit.

Origin of amyloidosis

First recorded in 1895–1900; amyloid + -osis Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for amyloidosis

/ (ˌæmɪlɔɪˈdəʊsɪs) /


pathol the deposition of amyloid in various tissues of the body, as occurs in certain chronic infections
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

Medical definitions for amyloidosis

[ ăm′ə-loi-dōsĭs ]


A disorder marked by the deposition of amyloid in various organs and tissues of the body that may be associated with a chronic disease such as rheumatoid arthritis, tuberculosis, or multiple myeloma.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.