Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • abbreviation phenylketonuria

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • initialism phenylketonuria

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a genetic disorder of metabolism; lack of the enzyme needed to turn phenylalanine into tyrosine results in an accumulation of phenylalanine in the body fluids which causes various degrees of mental deficiency

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