[ sis-tuh-noo r-ee-uh, -nyoo r- ]
/ ˌsɪs təˈnʊər i ə, -ˈnyʊər- /

noun Pathology.

an inherited metabolic disorder that results in the excessive excretion of certain amino acids, especially cystine, in the urine.

Origin of cystinuria

First recorded in 1850–55; cystine + -uria Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cystinuria

Medicine definitions for cystinuria


[ sĭs′tə-nurē-ə ]


A hereditary condition characterized by excessive urinary excretion of cystine, lysine, arginine, and ornithine, caused by a defect in the renal tubules that impairs reabsorption of these acids.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.