Noun

• S: (n) thymine, T (a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine)
• S: (n) deoxythymidine monophosphate, T (one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose))
• S: (n) metric ton, MT, tonne, t (a unit of weight equivalent to 1000 kilograms)
• S: (n) T, t (the 20th letter of the Roman alphabet)
• S: (n) triiodothyronine, liothyronine, T (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)
• direct hypernym / inherited hypernym / sister term
• S: (n) thyroid hormone (any of several closely related compounds that are produced by the thyroid gland and are active metabolically)
• S: (n) hormone, endocrine, internal secretion (the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect)
• S: (n) secretion (a functionally specialized substance (especially one that is not a waste) released from a gland or cell)
• S: (n) liquid body substance, bodily fluid, body fluid, humor, humour (the liquid parts of the body)
• S: (n) body substance (the substance of the body)
• S: (n) substance (the real physical matter of which a person or thing consists) "DNA is the substance of our genes"
• S: (n) matter (that which has mass and occupies space) "physicists study both the nature of matter and the forces which govern it"
• S: (n) physical entity (an entity that has physical existence)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• S: (n) part, portion, component part, component, constituent (something determined in relation to something that includes it) "he wanted to feel a part of something bigger than himself"; "I read a portion of the manuscript"; "the smaller component is hard to reach"; "the animal constituent of plankton"
• S: (n) relation (an abstraction belonging to or characteristic of two entities or parts together)
• S: (n) abstraction, abstract entity (a general concept formed by extracting common features from specific examples)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• S: (n) thyroxine, thyroxin, tetraiodothyronine, T (hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells) "thyroxine is 65% iodine"