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T

Definitions of T
  1. noun
    the 20th letter of the Roman alphabet
    synonyms: t
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    type of:
    alphabetic character, letter, letter of the alphabet
    the conventional characters of the alphabet used to represent speech
  2. noun
    one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)
    synonyms: deoxythymidine monophosphate
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    type of:
    base, nucleotide
    a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
  3. noun
    a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine
    synonyms: thymine
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    type of:
    pyrimidine
    any of several basic compounds derived from pyrimidine
  4. noun
    hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells
    synonyms: tetraiodothyronine, thyroxin, thyroxine
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    type of:
    thyroid hormone
    any of several closely related compounds that are produced by the thyroid gland and are active metabolically
  5. noun
    thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer
    synonyms: liothyronine, triiodothyronine
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    type of:
    thyroid hormone
    any of several closely related compounds that are produced by the thyroid gland and are active metabolically
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