All articles starting with H
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Hephthalite–Sasanian War
The Hephthalite–Sasanian War chiefly refers to the catastrophic war of 484, in which the Sasanian king Peroz was defeated and killed by the Hephthalites, and to the war of 557–561.
Hephthalites
The Hephthalites, or White Huns (Byzantine Ephthalitai, Arabic Hayṭāl), were a Central Asian confederation that ruled Transoxiana, Khorasan, and northern India from roughly 460 to 570, defeated Sasanian king Peroz in 484, and fell around 560 to a Sasanian-Turk alliance.
Hephzibah
Hephzibah, also spelled Hepzibah, was a queen of Judah in the late 8th century BC, remembered only as the wife of King Hezekiah and the mother of King Manasseh.
Hepialidae
Hepialidae (ghost moths, swifts), family of primitive Hepialoidea moths; 82 genera, 701 species, cosmopolitan except Madagascar and Antarctica; adults lack a proboscis, larvae tunnel in soil and stems.
Heping Zhang
Heping Zhang is a Chinese American biostatistician who directs Yale's Collaborative Center for Statistics in Science and led the 2014 letrozole trial that changed PCOS infertility treatment.
Heppenheim
Heppenheim, a Hessian district town on the Bergstrasse with about 28,000 residents, first mentioned in 755, known for Starkenburg castle (1065), St. Peter's "Dom der Bergstraße", and wine-growing.
Hepsiburada
Hepsiburada is a Turkish e-commerce platform operated by D-MARKET in Istanbul, founded in 2000, which became the first Turkish company listed on Nasdaq in 2021.
Heptabarbital
Heptabarbital (Medomin, Heptabarb, CAS 509-86-4) is a withdrawn cycloheptenyl-ethyl barbiturate hypnotic, ATC N05CA11, DDD 0.2 g oral, half-life about 7.6 h, formerly marketed by Geigy for insomnia.
Heptachlor
Heptachlor is a manufactured organochlorine insecticide, first registered in the United States in 1952 and used on crops and against termites until most uses were canceled in the late 1970s.
Heptageniidae
Heptageniidae (flatheaded mayflies) is a mayfly family in Ephemeroptera with three subfamilies, 37 genera, and over 606 species, mainly Holarctic and Oriental, with flattened stream-dwelling larvae used as clean-water bioindicators.
Heptagon
A heptagon, sometimes called a septagon, is a polygon with seven sides and seven interior angles; a regular heptagon has interior angles of about 128.57°.
Heptagram
Heptagram (Heptagramm, heptagramme, heptagrama): a regular seven-pointed star polygon, {7/2} or great heptagram {7/3}, formed from a heptagon's diagonals; density 2, apex angles 540°/7 and 180°/7, not compass-and-straightedge constructible.
Heptamaloxyloglucan
Heptamaloxyloglucan (CAS 870721-81-6), a DP 7 xyloglucan-derived oligosaccharide from apple pomace, is an EU low-risk plant elicitor active substance used on grapevines against frost damage, approved 2023 to 2038.
Heptane
Heptane, also called n-heptane, is a straight-chain alkane with formula C₇H₁₆, a colorless, highly flammable petroleum liquid used as solvent and as the 0 octane reference fuel.
Heptanomis
Heptanomis, the Greek "seven nomes," was the Greco-Roman name for Middle Egypt between the Delta and the Thebaid, governed by an epistrategos under the Ptolemies.
Heptarchy
Heptarchy: the sixteenth-century term for the seven Anglo-Saxon kingdoms (Kent, Sussex, Wessex, Essex, Northumbria, East Anglia, Mercia) of the 7th to 9th centuries, until Wessex supremacy about 829 and Æthelstan's 927 kingdom of the English; the fixed count of seven is historically inaccurate.
Heptastadion
The Heptastadion, also spelled Heptastadium, was a causeway about 1,300 meters long joining Pharos island to mainland Alexandria, built after the city's foundation in 331 BC.
Heptathlon
Heptathlon: women's two-day, seven-event combined track and field competition (100 m hurdles, high jump, shot put, 200 m, long jump, javelin, 800 m), Olympic since 1984, scored by World Athletics tables; Joyner-Kersee's 7291-point 1988 world record still stands.
Heptenophos
Heptenophos (OMS 1845, CAS 23560-59-0) is an obsolete organophosphate insecticide and veterinary ectoparasiticide, an acetylcholinesterase inhibitor with rat oral LD50 96 mg/kg, soil DT50 1.4 days, not approved in the EU.
Hepu
Hepu (合浦) is a county of Beihai, Guangxi, China, and the site of a Han-dynasty commandery and port established in 111 BC, a departure point of the ancient Maritime Silk Road, known for its Han tombs, imported Parthian and Indian goods, and pearls.
Hepu (vizier)
Hepu was an ancient Egyptian official who served as vizier of Upper Egypt, the southern vizier, under King Thutmose IV of the 18th Dynasty in the New Kingdom.
Heqaib III
Heqaib III was a governor of Elephantine in ancient Egypt during the late 12th Dynasty, under Amenemhat III, known from a statue in the sanctuary of Heqaib.
Heqanakht (viceroy of Kush)
Heqanakht, also known as Hekanakht, was a viceroy of Kush, governing Egyptian Nubia under Ramesses II, attested from year 3 of his reign by a stela from Serra in Sudan.
Heqanakht letters
The Heqanakht letters, also called the Hekanakht papyri, are hieratic papyri written by the funerary priest Heqanakht around 1957–1954 BCE, offering an unparalleled picture of a middle-class Egyptian family's daily life and economy.
Heqet Corona
Heqet Corona is a 250-km-wide corona on Venus at 7.0°N, 169.5°E in quadrangle V-25, named for the Egyptian fertility goddess and IAU-approved in 2003; it forms part of the Zaryanitsa Dorsa corona chain near Iseghey Mons.
Heqin (和亲)
Heqin (和亲) was the Chinese marriage-alliance policy of sealing peace with frontier states, first applied to the Xiongnu around 200 BCE, with 13 Han and 23 Tang cases, ending as state policy in the Song era.
Heqin treaty system with the Xiongnu
The heqin treaty system with the Xiongnu (和親政策) was the Han dynasty's policy of buying peace through treaty marriages and annual gifts, from 200 to 133 BC.
Her (2013 film)
Her (2013) is a Spike Jonze romantic science-fiction film, also known in Japan as her／世界でひとつの彼女, in which Joaquin Phoenix's letter writer falls for an AI operating system voiced by Scarlett Johansson; it won the Best Original Screenplay Oscar.
Her (2024 film)
Her is a 2024 Indian Malayalam-language drama film directed by Lijin Jose, starring Parvathy Thiruvothu, Aishwarya Rajesh, Urvashi, and Remya Nambeesan, released in November 2024.
Her & Him
Her & Him (2019) is Bella Thorne's 32-minute directorial-debut short for Pornhub's Visionaries Director's Series, an explicit Romeo & Juliet reimagining starring Abella Danger and Small Hands, premiered at Oldenburg, winner of the Pornhub Vision Award. Distinct from Him & Her (2019), Her and Him (2021), and Her & Him (2025).