• synonyms


[sis-tuh-noo r-ee-uh, -nyoo r-]
noun Pathology.
  1. an inherited metabolic disorder that results in the excessive excretion of certain amino acids, especially cystine, in the urine.
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Origin of cystinuria

First recorded in 1850–55; cystine + -uria
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cystinuria

Historical Examples

  • In a case of cystinuria Udrànsky and E. Baumann have found 0·24 grm.

    Poisons: Their Effects and Detection

    Alexander Wynter Blyth

  • Stadthagen and Brieger have also found, in a case of cystinuria diamines, chiefly pentamethylenediamine.

cystinuria in Medicine


  1. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.