t

noun

1. a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine

   Synonyms

   • thymine, T

   Less specific

   • pyrimidine

   Made from

   • deoxyribonucleic acid, desoxyribonucleic acid, DNA

2. one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)

   Synonyms

   • deoxythymidine monophosphate, T

   Less specific

   • nucleotide, base

3. a unit of weight equivalent to 1000 kilograms

   Synonyms

   • metric ton, MT, tonne

   Less specific

   • metric weight unit, weight unit

   Parts

   • quintal

4. the 20th letter of the Roman alphabet

   Synonyms

   • T

   Less specific

   • letter, letter of the alphabet, alphabetic character

   Member of

   • Roman alphabet, Latin alphabet

5. 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

   • triiodothyronine, liothyronine, T

   Less specific

   • thyroid hormone

6. hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells; “thyroxine is 65% iodine”

   Synonyms

   • thyroxine, thyroxin, tetraiodothyronine, T

   Less specific

   • thyroid hormone