Often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma

• A disorder characterized by deposit of amyloid in organs or tissues

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
amyloidosis \amyloidosis\ n. 1. a disorder characterized by deposit of amyloid in organs or tissues; often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma.

Wikipedia Word definitions in Wikipedia
Amyloidosis is a rare, serious disease caused by accumulation of proteins in the form of abnormal, insoluble fibres, known as amyloid fibrils, within the extracellular space in the tissues of the body. Amyloid fibrils are formed by aggregation (clumping) ...

Wiktionary Word definitions in Wiktionary
n. (context medicine English) Any of a group of disorders in which the fibrous protein amyloid is deposited in an organ of the body.

WordNet Word definitions in WordNet
n. a disorder characterized by deposit of amyloid in organs or tissues; often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma