Tyrosine meaning

tī'rə-sēn'
A white crystalline amino acid, C9 H11 NO3 , that is obtained from the hydrolysis of proteins such as casein and is a precursor of epinephrine, thyroxine, and melanin.
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A white, crystalline nonessential amino acid, C6H4OHCH2CH(NH2)COOH, formed by the decomposition of proteins, as in the putrefaction of cheese.
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A nonessential amino acid, C9 H11 NO3 , that is produced in the body from phenylalanine and is a precursor of melanin and of several neurotransmitters and hormones, such as epinephrine and thyroxine.
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A nonessential amino acid. Chemical formula: C9H11NO3.
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(biochemistry) A nonessential amino acid C9H11NO3 found in most animal proteins, especially casein.
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Origin of tyrosine

  • Gr tyros, cheese (see butter) + -ine
    From Webster's New World College Dictionary, 5th Edition
  • Greek tūros cheese teuə- in Indo-European roots –ine
    From American Heritage Dictionary of the English Language, 5th Edition
  • Ancient Greek [script?] cheese.
    From Wiktionary