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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Alternative spelling of alkapton.

from The Century Dictionary and Cyclopedia

  • n. See alkapton, alkaptonuria.

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

  • n. an acid formed as an intermediate product of the metabolism of tyrosine and phenylalanine


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