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Tropical Storm Risk (forecasting consortium)
Tropical Storm Risk (TSR) is a forecasting consortium, launched in 1998 at University College London and operated by EuroTempest, issuing seasonal hurricane and typhoon forecasts.
Tropical Storm Trami
Tropical Storm Trami, known in the Philippines as Severe Tropical Storm Kristine, crossed Luzon in late October 2024, causing flooding that killed 159 people before hitting Vietnam.
Tropical Storm Wipha
Tropical Storm Wipha is a western Pacific storm name contributed by Thailand, used in 2007, 2019, and 2025 and retired after the destructive July 2025 typhoon.
Tropical storms Kujira and Peilou
Tropical Storm Kujira and Tropical Storm Peilou were consecutive tropical cyclones of August 2026 that crossed northern Luzon and enhanced the southwest monsoon over the Philippines.
Tropical wave
A tropical wave, also called an easterly wave, is a trough of low pressure moving west across the tropics that can develop into a tropical cyclone.
Tropical year
The tropical year, also called the solar year, is the time between one equinox or solstice and the next, about 365.2422 days, forming the basis of the Gregorian calendar.
Tropical's
Tropical's refers to Colombian businesses: Tropical's S.A.S., a Cali gambling company incorporated May 19, 2011, and a casino in Ipiales, Nariño; distinct from Casinos Tropical SAS Bogotá, Tropical's Pizza, and Tropical's Colombia dried fruit.
Tropicália
Tropicália, also called Tropicalismo, was a Brazilian cultural movement of the late 1960s led by Caetano Veloso and Gilberto Gil, ended by military repression in 1968.
Tropicamide
Tropicamide (Mydriacyl) is a short-acting anticholinergic mydriatic eye drop, FDA-approved in 1960, used for pupil dilation and cycloplegia; onset 15–30 minutes, duration 3–8 hours, also abused systemically.
Tropicana Field
Tropicana Field, locally the Trop and opened in 1990 as the Florida Suncoast Dome, is the domed St. Petersburg, Florida ballpark home to MLB's Tampa Bay Rays.
Tropicana Las Vegas
Tropicana Las Vegas, the "Tiffany of the Strip," was a 1957 mob-era hotel-casino at Tropicana Avenue and Las Vegas Boulevard; closed April 2, 2024, imploded October 9, 2024, and replaced by the Athletics' ballpark.
Tropicana Products
Tropicana Products, also known as Tropicana Brands, is an American fruit-juice company founded by Anthony T. Rossi in Florida in 1947, best known for its chilled not-from-concentrate Pure Premium orange juice.
Tropico (video game)
Tropico is a 2001 construction and management simulation by PopTop Software in which the player rules a Caribbean banana republic as El Presidente, launching a long-running series.
Tropico 5
Tropico 5 (Tropico 5) is a 2014 city-building and dictator simulation game by Haemimont Games and Kalypso Media, the fifth Tropico entry, spanning Colonial to Modern Times eras with dynasties, research, and series-first multiplayer.
Tropico 7
Tropico 7 (Tropico series, seventh main entry) is a strategy-management-government sim by Gaming Minds Studios and Kalypso Media, announced at Gamescom 2025, releasing January 28, 2027 on PC, Xbox Series X|S, and PS5 with a Political Matrix, terraforming, and reworked military system.
Tropicoqueta
Tropicoqueta is Karol G's fifth studio album, released 20 June 2025 on Bichota: a 20-track pan-Latin record fusing reggaeton with merengue, salsa, bachata, mariachi, cumbia, and Brazilian funk, with guests Thalía, Marco Antonio Solís, and Manu Chao.
Tropicpark
Tropicpark (Тропикпарк) is a contact exotarium in Yevpatoria, Crimea, at 43 Tokareva Street in a dragon-shaped pavilion, holding about 150 exotic species. A 2024 fire killed over 200 animals; the rebuilt five-floor exotarium reopened in 2026.
Tropics
The tropics: the Earth region between the Tropic of Cancer (~23°N) and Tropic of Capricorn (~23°S), where the sun passes overhead; also called the tropical zone, marked by ITCZ rainfall, trade winds, and Hadley circulation.
Tropidoceras
Tropidoceras, also called Tropidoceras Hyatt 1867, is an extinct Early Jurassic ammonite genus in the family Polymorphitidae, type species T. masseanum (d'Orbigny 1844), an index fossil of the Pliensbachian Masseanum Subchronozone.
Tropiduchidae
Tropiduchidae, tropiduchid planthoppers (Hemiptera: Fulgoromorpha), family Stål 1866 with 683 species in 198 genera, two subfamilies Tropiduchinae and Elicinae, tropical worldwide distribution, Eocene fossils, and the date palm pest Ommatissus lybicus.
Tropiduridae
Tropiduridae, tropidurid or neotropical ground lizards, is a family of iguanian lizards from South America, the West Indies, and Galapagos, split from Iguanidae sensu lato by Frost and Etheridge in 1989, with spiny-scaled, diurnal species 4-15 cm long.
Tropidurus
Tropidurus (Wied-Neuwied, 1824) is a genus of tropidurid lizards, also called lava lizards, from open cis-Andean South America; about 30 species in four species groups, known for heliothermy, paraphyletic taxonomy, and Caatinga endemism.
Tropiques
Tropiques was a literary and cultural review published in Fort-de-France, Martinique, from 1941 to 1945, founded by Aimé and Suzanne Césaire and blending surrealism, Negritude, and Marxism.
Tropisetron
Tropisetron (brand name Navoban) is a selective 5-HT3 receptor antagonist developed at Sandoz, a Novartis predecessor company, used to prevent and treat chemotherapy-induced and postoperative nausea and vomiting.
Tropism
Tropism: directional plant growth toward (positive) or away (negative) from stimuli such as light, gravity, water, or touch; phototropism and gravitropism are mediated by asymmetric auxin distribution and statolith sensing.
Tropoelastin
Tropoelastin, the soluble 60-72 kDa monomer precursor of elastin encoded by ELN, coacervates at physiological temperature and self-assembles into elastic fibers; it stretches up to eight times its resting length and underpins elastin-like polypeptide biomaterials.
Tropolone
Tropolone, also called Hydroxytropone, is a non-benzenoid aromatic organic compound, a seven-membered ring bearing adjacent hydroxyl and carbonyl groups. It is the parent of about 200 naturally occurring tropolones and a strong metal-chelating agent.
Tropomodulin
Tropomodulin (Tmod), also called tropomodulin 1–4, is a ~40 kDa actin-binding protein family that caps the pointed (slow-growing) ends of actin filaments; unlike barbed-end cappers, Tmods require tropomyosin for tight capping and stabilize filament lengths in muscle and red blood cells.
Tropomyosin
Tropomyosin (Tm), a two-chained alpha-helical coiled-coil actin-binding protein from TPM1-4 genes, forms head-to-tail cables on actin filaments, spans 4-7 actins, regulates muscle contraction via steric blocking and cytoskeletal dynamics.
Tropomyosin receptor kinase A
Tropomyosin receptor kinase A (TrkA, TRKA), encoded by NTRK1, is the receptor tyrosine kinase for nerve growth factor; discovered as a colon carcinoma oncogene, activated by dimerization and transmembrane rotation, and a drug target in NTRK fusion cancers.