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Troodos UNESCO Global Geopark
Troodos UNESCO Global Geopark, Cyprus geopark designated 2015, protects the Troodos Ophiolite, the most complete exposed oceanic crust and upper mantle sequence, with 38 geosites, 84 trails, and Byzantine World Heritage churches.
Troop Beverly Hills
Troop Beverly Hills is a 1989 American comedy directed by Jeff Kanew, starring Shelley Long as Phyllis Nefler, a wealthy housewife leading her daughter's Wilderness Girls troop; a box-office flop that became a cult hit, now getting a TriStar sequel.
Troop Zero
Troop Zero is a 2019 American family comedy directed by Bert & Bertie, written by Lucy Alibar, starring Mckenna Grace and Viola Davis; misfit 1977 Georgia Birdie Scouts compete to be recorded on NASA's Golden Record, released on Prime Video January 17, 2020.
Trooper Peter Halket of Mashonaland
Trooper Peter Halket of Mashonaland is an 1897 allegorical novella by the South African writer Olive Schreiner, following a young British trooper who renounces the violence of Cecil Rhodes's Chartered Company.
Trooper Salute (トルーパーソリュート) (band)
Trooper Salute (トルーパーソリュート) is a five-member symphonic indie rock band from Nagoya, Japan, formed in 2022 and active since 2024; known for the EPs Trooper Salute and Trooper Salute 2 and the 2026 debut album 友達がいました with the viral song 絶縁.
TROOPeR trial
TROOPeR (NCT02706613) was a UK non-inferiority RCT comparing the myCOPD/myPR online pulmonary rehabilitation programme with face-to-face PR in 90 COPD patients, showing non-inferior 6MWT and CAT outcomes but lower app adherence.
Trooping the Colour
Trooping the Colour, the King's (or Queen's) Birthday Parade, is the British Household Division's annual ceremony on Horse Guards Parade marking the sovereign's official birthday, held each June with over 1,400 soldiers, 200 horses, 400 musicians, gun salutes and an RAF flypast.
Troopship
A troopship, also called a troop transport or trooper, is a ship used to carry soldiers, usually a converted merchant ship; it peaked in the two world wars.
Tropaeolin D
Tropaeolin D is a commercial name for methyl orange, a sodium azo dye used as an acid-base indicator that changes from red to yellow between pH 3.1 and 4.4.
Tropaeolum
Tropaeolum, the nasturtium genus (nasturtiums, Indian cress), is a Brassicales genus of 93 accepted species in Tropaeolaceae, native from Mexico to southern South America; includes garden nasturtium T. majus and the Andean tuber crop mashua.
Tropaeum
Tropaeum, also written Tropaeum (Tropaeum), Sowerby 1837, is an extinct genus of large heteromorph ammonites of the Aptian, Early Cretaceous, family Ancyloceratidae, dominant invertebrates of its time and Aptian guide fossils.
Tropaeum Traiani (monument)
Tropaeum Traiani, the Trophy of Trajan at Adamclisi, Romania, is a Roman triumphal monument completed in 109 CE after the Dacian Wars, a 40 m cylindrical drum with 54 battle metopes, now a 1977 reconstruction.
Trope (literature)
Trope (literature): originally a figure of speech (metaphor, metonymy, irony) from Greek tropos, 'turn'; broadly, any recurring character, plot, or setting pattern. Distinguished from motif, theme, and cliche; cataloged popularly by TV Tropes.
Tropes vs. Women in Video Games
Tropes vs. Women in Video Games is Anita Sarkeesian's Feminist Frequency YouTube video essay series (2013-2017) critiquing sexist tropes like damsel in distress; its Kickstarter raised $158,922 from about 6,968 backers.
Trophallaxis in social wasps
Trophallaxis in social wasps: mouth-to-mouth exchange of liquid food and fluids between adults and larvae in Vespidae, named by Wheeler in 1918; larvae act as a communal stomach and the fluid carries growth-regulating proteins.
Trophectoderm biopsy
Trophectoderm biopsy is an IVF micromanipulation procedure that removes 5 to 10 cells from a blastocyst's outer layer, days 5 to 7 after insemination, for preimplantation genetic testing.
Tropheryma
Tropheryma, sole species Tropheryma whipplei (formerly T. whippelii), a gram-positive actinobacterium causing Whipple's disease; slow-growing, reduced genome, common asymptomatic human carriage.
Trophic cascade
A trophic cascade is an indirect interaction in which a top predator's effects propagate down a food web to herbivores and plants, introduced by ecologist Robert Paine.
Trophic level
Trophic level: the feeding position of organisms in a food chain, from producers through herbivores and carnivores. Also Eltonian pyramid, trophic dynamics; about 10% energy transfer per level limits chains to roughly three to six levels.
Trophic state index
The trophic state index, also known as Carlson's Trophic State Index, is a 0 to 100 scale classifying lake productivity, developed by Robert E. Carlson in 1977.
Trophoblast
Trophoblast: the placental epithelium derived from the blastocyst trophectoderm, with cytotrophoblast, syncytiotrophoblast, and extravillous trophoblast subtypes mediating hormone secretion, nutrient exchange, and uterine invasion.
Trophoblast giant cell
Trophoblast giant cell (TGC): large polyploid placental trophoblast cell, usually mononuclear, formed by endoreduplication in rodents (up to 1000N DNA) or cell fusion in humans and opossum; endocrine and vascular-remodeling functions.
Trophy
Trophy: a physical award for victory or achievement, from Greek tropaion battlefield monuments to silver sporting cups, mass-produced plastic figurines, and 2026 sustainable, 3D-printed, digitally connected award design.
Trophy (מעיל רוח) (countermeasure)
Trophy, also known as TROPHY Active Protection System (Hebrew: מעיל רוח), is an Israeli active protection system that destroys incoming rockets and missiles before they strike armored vehicles.
Trophy hunting
Trophy hunting, also called hunting for sport, is the recreational killing of wild animals for trophies such as horns, tusks, and skins, a multimillion-dollar industry practiced worldwide.
Trophy Property Development
Trophy Property Development is a family of Cayman-domiciled private equity real estate funds, launched in 2007 by Hong Kong-based Winnington Capital to invest in Chinese residential and mixed-use developments.
Trophy wife
Trophy wife: informal derogatory term for a young attractive wife seen as a status symbol for an older, affluent husband; popularized by a 1989 Fortune cover story; McClintock's ASR research found the beauty-for-status exchange behind the stereotype largely a myth.
Trophy Wife: Murder on Safari
Trophy Wife: Murder on Safari is a 2025 three-part ABC News Studios true-crime docuseries on Hulu, directed by Dani Sloane, about Pittsburgh dentist Larry Rudolph's 2016 Zambia safari murder of his wife Bianca and his conviction.
Tropic Air Flight 711
Tropic Air Flight 711 was a 2025 Belizean domestic flight hijacked by Akinyela Sawa Taylor, who stabbed the pilot and passengers before being fatally shot by a passenger.
Tropic of Cancer
Tropic of Cancer: circle of latitude at about 23.4 degrees north, equal to Earth's axial tilt, where the Sun is overhead at the June solstice; northern tropics boundary crossing 16 countries and the desert belt.