Meaning of phenylketonuria

phen•yl•ke•to•nu•ri•a

Pronunciation: (fen"l-kē"tō-noor'ē-u, -nyoor'-, fēn"-), [key]
— n. Pathol.
  1. an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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