Found 2 items, similar to T.
English → English (WordNet) Definition: T T n 1: a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine [syn: thymine] 2: one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) [syn: deoxythymidine monophosphate] 3: a unit of weight equivalent to 1000 kilograms [syn: metric ton , MT, tonne] 4: a unit of information equal to a trillion (1,099,511,627,776) bytes or 1024 gigabytes [syn: terabyte, TB] 5: the 20th letter of the Roman alphabet 6: 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 [syn: triiodothyronine, liothyronine] 7: hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells; "thyroxine is 65% iodine" [syn: thyroxine, thyroxin, tetraiodothyronine]
English → English (gcide) Definition: T T \T\ (t[=e]), the twentieth letter of the English alphabet, is a nonvocal consonant. With the letter h it forms the digraph th, which has two distinct sounds, as in thin, then. See Guide to Pronunciation, [sect][sect]262-264, and also [sect][sect]153, 156, 169, 172, 176, 178-180. [1913 Webster] The letter derives its name and form from the Latin, the form of the Latin letter being further derived through the Greek from the Ph[oe]nician. The ultimate origin is probably Egyptian. It is etymologically most nearly related to d, s, th; as in tug, duke; two, dual, L. duo; resin, L. resina, Gr. "rhti`nh, tent, tense, a., tenuous, thin; nostril, thrill. See D, S. [1913 Webster] T bandage (Surg.), a bandage shaped like the letter T, and used principally for application to the groin, or perineum. T cart, a kind of fashionable two seated wagon for pleasure driving. T iron. (a) A rod with a short crosspiece at the end, -- used as a hook. (b) Iron in bars, having a cross section formed like the letter T, -- used in structures. T rail, a kind of rail for railroad tracks, having no flange at the bottom so that a section resembles the letter T. T square, a ruler having a crosspiece or head at one end, for the purpose of making parallel lines; -- so called from its shape. It is laid on a drawing board and guided by the crosspiece, which is pressed against the straight edge of the board. Sometimes the head is arranged to be set at different angles. To a T, exactly, perfectly; as, to suit to a T. [Colloq.] [1913 Webster]