triacetate | (noun) cellulose acetate that is relatively slow to burn; used instead of celluloid for motion-picture film | Synonyms: cellulose triacetate |
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triad | (noun) a three-note major or minor chord; a note and its third and fifth tones | Synonyms: common chord |
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(noun) three people considered as a unit | Synonyms: threesome, trinity, trio |
(noun) a set of three similar things considered as a unit | Synonyms: trio, triple, triplet |
(noun) the cardinal number that is the sum of one and one and one | Synonyms: 3, deuce-ace, III, leash, tercet, ternary, ternion, terzetto, three, threesome, tierce, trey, trine, trinity, trio, triplet, troika |
triage | (noun) sorting and allocating aid on the basis of need for or likely benefit from medical treatment or food | - |
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trial | (noun) the act of testing something | Synonyms: run, test |
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(noun) (law) the determination of a person's innocence or guilt by due process of law | - |
(noun) the act of undergoing testing | Synonyms: test |
(noun) trying something to find out about it | Synonyms: test, trial run, tryout |
(noun) an annoying or frustrating or catastrophic event | Synonyms: tribulation, visitation |
(noun) (sports) a preliminary competition to determine qualifications | - |
triamcinolone | (noun) a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agent | Synonyms: Aristocort, Aristopak, Kenalog |
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triangle | (noun) a percussion instrument consisting of a metal bar bent in the shape of an open triangle | - |
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(noun) any of various triangular drafting instruments used to draw straight lines at specified angles | - |
(noun) a three-sided polygon | Synonyms: trigon, trilateral |
(noun) something approximating the shape of a triangle | - |
triangularity | (noun) the property of being shaped like a triangle | - |
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triangulation | (noun) a method of surveying; the area is divided into triangles and the length of one side and its angles with the other two are measured, then the lengths of the other sides can be calculated | - |
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(noun) a trigonometric method of determining the position of a fixed point from the angles to it from two fixed points of a known distance apart; useful in navigation | - |
triazine | (noun) any of three isomeric compounds having three carbon and three nitrogen atoms in a six-membered ring | - |
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triazolam | (noun) a form of benzodiazepine (trade name Halcion) frequently prescribed as a sleeping pill; usually given to people who have trouble falling asleep | Synonyms: Halcion |
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