All articles starting with T
35,749 articles
Tributary system of China
The tributary system of China, also known as the Chinese tributary system, was imperial China's framework for foreign relations, in which neighbors sent tribute missions.
Tribute
Tribute (Latin tributum): wealth paid by one state or ruler to another to acknowledge submission or buy peace or protection, seen in Achaemenid satrapies, the Delian League, and the East Asian tribute system.
Tribute (Ozzy Osbourne album)
Tribute (1987) is Ozzy Osbourne's live double album honoring guitarist Randy Rhoads, who died in 1982. Recorded on the Blizzard of Ozz tour (Cleveland, May 11, 1981), it reached No. 6 on the Billboard 200 and was certified 2x Platinum.
Tribute Bearers Painting
The Tribute Bearers Painting (职贡图) is a Chinese painted roll of foreign tribute envoys, made for the Liang dynasty by Emperor Yuan of Liang, Xiao Yi.
Tribute in Light
Tribute in Light, also called Towers of Light, is an annual New York public art installation of two beams from 88 7,000-watt xenon bulbs honoring 9/11 victims, first shown March 11, 2002, and monitored to protect migrating birds.
Tribute missions of the Five Kings of Wa
The tribute missions of the Five Kings of Wa were embassies sent by five successive Japanese rulers to the Liu-Song dynasty in China between 421 and 478.
Tribute of Jehu
The Tribute of Jehu was the submission of King Jehu of Israel to Shalmaneser III of Assyria in 841 BC, depicted on the Black Obelisk.
Tribute of Menahem
The Tribute of Menahem was the payment of 1,000 talents of silver by Menahem of Israel to the Assyrian king Tiglath-pileser III, generally dated to 738 BC.
Tribute of Yu
The Tribute of Yu (禹贡) is a chapter of the Shangshu describing how Yu the Great divided the realm into nine provinces, each paying tribute by its land and people.
Tribute Pharmaceuticals Canada Inc.
Tribute Pharmaceuticals Canada Inc., formerly Stellar International Inc., was a Canadian specialty pharmaceutical company in Milton, Ontario that licensed and promoted established healthcare products until its 2016 merger into Aralez Pharmaceuticals.
Tribute system of the Indies
The tribute system of the Indies (Tributo indígena) was the head tax indigenous households of Spanish America owed the Spanish Crown from the sixteenth century.
Tributyl phosphate
Tributyl phosphate is a colorless organophosphate ester used as a flame retardant, plasticizer, and antifoaming agent, and as the extractant in the PUREX process for reprocessing spent nuclear fuel.
Tributylphosphine
Tributylphosphine (PBu3), also called tri-n-butylphosphine, is a pyrophoric tertiary phosphine with formula C12H27P, a garlic-smelling liquid used as a reductant, nucleophilic organocatalyst, and standard ligand in cobalt hydroformylation catalysts.
Tributyltin chloride
Tributyltin chloride is a colorless liquid organotin compound used as a fungicide, a PVC heat stabilizer, and a synthetic reagent, and is an endocrine disruptor.
Tributyltin hydride
Tributyltin hydride, also written tri-n-butyltin hydride (Bu3SnH), is an organotin compound used in organic synthesis to replace halogens with hydrogen and as the hydrogen donor in the Barton–McCombie deoxygenation of alcohols, though it is highly toxic.
TRIC channel
TRIC (trimeric intracellular cation) channels, isoforms TRIC-A and TRIC-B, are trimeric intracellular K+-permeable counter-ion channels in SR/ER membranes that support calcium release; unrelated to the TRiC/CCT chaperonin.
TriCal Soil Solutions
TriCal Soil Solutions is a Gilroy, California agricultural soil management company providing pre-plant fumigation for specialty crops; part of TriCal Group, it acquired the TELONE brand from Dow in 2025.
Tricalcium phosphate
Tricalcium phosphate (Ca₃(PO₄)₂) is an inorganic calcium salt, known as bone phosphate of lime, used to fill bone defects and as the food additive E341(iii).
Tricalcium silicate
Tricalcium silicate (Ca3SiO5, C3S) is a calcium silicate whose impure clinker form is called alite; it is the main constituent of Portland cement, controlling setting and hardening.
Tricameral Parliament
The Tricameral Parliament was apartheid South Africa's three-chamber legislature, created by the 1983 Constitution Act and excluding Black Africans entirely; it was disbanded in 1993.
Trican Well Service
Trican Well Service is a Calgary, Alberta based oilfield services company and Canada's largest pressure pumping provider, offering hydraulic fracturing, cementing, and coiled tubing services.
Tricaprilin
Tricaprilin (AC-1202, CER-0001, glyceryl tricaprylate) is an 8-carbon medium-chain triglyceride ketogenic agent studied for mild to moderate Alzheimer's disease, marketed as Axona, with benefit mainly in APOE4-negative patients.
Tricare
TRICARE is the uniformed services health care program of the U.S. Department of Defense, administered by the Defense Health Agency, covering over 9 million active duty members, families, Guard and Reserve members, retirees, and survivors through plans such as Prime, Select, and TRICARE For Life.
Tricastin (Orano plant)
Tricastin is Orano's nuclear fuel-cycle site on the Drôme–Vaucluse border near Pierrelatte, France, home to the Philippe Coste conversion and Georges Besse II enrichment plants.
Tricastin nuclear power plant
The Tricastin nuclear power plant is a French nuclear power station at Saint-Paul-Trois-Châteaux in the Drôme, operated by EDF with four 915 MWe reactors that entered service in 1980 and 1981.
Trice Medical
Trice Medical, originally InSyte Medical Technologies, is an American device company specializing in minimally invasive orthopedic instruments like the mi-eye arthroscope and the Tenex system.
Tricensimum
Tricensimum (Ad Tricensimum), Latin for 'at the thirtieth milestone,' names two Roman road stations: a mansio 30 miles from Aquileia (modern Tricesimo, Italy) and a mutatio on the Via Aquitania near Trèbes, France; related Tricensima fortress at Xanten.
Triceps
Triceps brachii, the three-headed extensor muscle of the posterior arm supplied by the radial nerve with frequent axillary and ulnar variations; its distal tendon ruptures are rare, mostly in male weightlifters, repaired surgically with good outcomes.
Tricept
The Tricept is a parallel kinematic robot and machine tool invented by Karl-Erik Neumann in Sweden, patented in 1985 and reaching industrial use in aerospace machining.
Triceratops
Triceratops, a 9 m, 10-ton horned ceratopsian dinosaur from Late Cretaceous North America (68–66 mya), named by Marsh in 1889 after a bison misidentification; two species, T. horridus and T. prorsus, evolved anagenetically.