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Argotti Botanic Gardens
Argotti Botanic Gardens (il-Gotti) in Floriana, Malta: an 18th-century private garden of Grandmaster Pinto and Bailiff de Argote, a botanic garden since 1805, third oldest in the Commonwealth, holding the national herbarium, endemic species, and a Baroque Nymphaeum.
Argument
Argument: a structure in which premises support a conclusion; also called reasoning in logic. Distinguished by deductive validity and soundness versus inductive cogency, Aristotle's dialectic-rhetoric-logic theories, and modern informal logic.
Argument from authority
Argument from authority (argumentum ad verecundiam): citing an expert or authority's say-so instead of evidence; a Lockean-named fallacy that can be reasonable, plus Raz's distinct 1985 Argument from Authority defending exclusive legal positivism.
Argus
Argus Panoptes (Argos Panoptes, "the All-Seeing") was the many-eyed Greek giant, sometimes four-eyed, sometimes hundred-eyed, whom Hera set to guard Io. Hermes lulled him to sleep and killed him, earning the title Argeiphontes; Hera placed his eyes on the peacock's tail.
Argus Medical
Argus Medical (苏州阿格斯医疗技术有限公司), later Suzhou MicroPort Argus Medtech Co., Ltd., is a Suzhou medical-device company founded in 2016, known for its ArgusClarity OCT system and NOPURGE catheter; MicroPort took 51% control in 2021.
Argus Panoptes
Argus Panoptes (Ἄργος Πανόπτης), the all-seeing many-eyed giant of Greek myth: Hera's guardian of Io, slain by Hermes (source of the epithet Argeiphontes), with his eyes set in the peacock's tail.
Argyll and Sutherland Highlanders
Argyll and Sutherland Highlanders (Princess Louise's): Scottish British Army line infantry regiment formed 1881 from the 91st and 93rd Foot, famous for the Thin Red Line, serving until its 2006 amalgamation into the Royal Regiment of Scotland.
Arhalba
Arḫalba, also Arhalbu, was a king of Ugarit in Bronze Age Syria, deposed by the Hittite king Muršili II after a reign of about two years.
Arhat
An arhat, or arahant, is a person in early Buddhism who has eradicated all defilements and reached the highest recognized level of mental liberation, ending rebirth.
Ari Brown
Eric "Ari" Brown is an American Republican politician in the New York State Assembly's 20th district, elected in 2022 after two decades on Cedarhurst's village board.
Ari de Sa Neto
Ari de Sá Neto is a Brazilian entrepreneur, founder and chief executive of Arco Educação, which took the first Latin American education company to Nasdaq in 2018.
Ari Fleischer
Ari Fleischer (born 1960), American political spokesman, White House press secretary for George W. Bush from January 2001 to July 2003 during 9/11 and the Iraq War; later media consultant, author of Taking Heat, and Fox News contributor.
Ari Malla
Ari Malla (अरि मल्ल) was the first Malla king of the Kathmandu Valley, reigning from about 1200 to 1216; his accession marks the conventional start of medieval Nepali history.
Ari Melber
Ari Melber, American attorney and journalist, hosts The Beat with Ari Melber at 6 p.m. on MS NOW (formerly MSNBC) and is its chief legal correspondent. Cornell Law-trained First Amendment lawyer, former Cantwell aide and Kerry 2004 staffer, Emmy winner, registered independent.
Ari Nowacek
Ari Nowacek, M.D., Ph.D., is an American life-science venture capitalist and Partner at ARCH Venture Partners who co-founded companies including HiberCell, Walden Biosciences, ROME Therapeutics, and City Therapeutics.
Ari Shapiro
Ari Shapiro, American broadcast journalist, spent 25 years at NPR including a decade co-hosting All Things Considered and Consider This; now hosts CNN's Engagement Party podcast, sings with Pink Martini, performs Och & Oy cabaret with Alan Cumming, and wrote the 2023 memoir The Best Strangers in the World.
Aria Resort & Casino
Aria Resort & Casino is a luxury Las Vegas Strip casino resort that opened December 16, 2009 as the centerpiece of MGM's $8.5 billion CityCenter, with 4,002 guestrooms, 150,000 square feet of gaming, and LEED Gold certification.
Ariadna Montiel
Ariadna Montiel Reyes (born 1974) is a Mexican politician, secretary of Bienestar 2022-2026 under AMLO and Sheinbaum, former PRD and Morena deputy for Coyoacán, and Morena national president since May 2026.
Ariadne (ριάδνη)
Ariadne (Ἀριάδνη), daughter of Minos and Pasiphaë of Crete, gave Theseus the thread to escape the Labyrinth, was abandoned on Naxos, and became Dionysus' wife; Homer instead has Artemis kill her at Dia.
Ariadne Getty
Ariadne Getty, Italian-born Getty-family philanthropist based in Los Angeles, leads the Ariadne Getty Foundation (formerly Fuserna, est. 2004), a major LGBTQ-rights funder via GLAAD and the Los Angeles LGBT Center.
ArianeGroup
ArianeGroup is a French-German aerospace company, owned equally by Airbus and Safran, that develops Europe's Ariane launchers and France's oceanic deterrent missiles. It was created in 2015 as Airbus Safran Launchers.
Arianism
Arianism, also called Arian Christianity, is the teaching of Arius of Alexandria that the Son of God is a created being, condemned at Nicaea in 325.
Arianna Huffington
Arianna Huffington, born Arianna Stassinopoulos, is a Greek-born author and commentator who co-founded The Huffington Post, sold it to AOL for $315 million in 2011, and founded Thrive Global.
Arianna J. Freeman
Arianna Julia Freeman, born 1978, is an American jurist serving as a United States circuit judge of the Third Circuit since 2022, nominated by President Biden.
Arianna Meloni
Arianna Meloni, older sister of Italian PM Giorgia Meloni, heads the political secretariat and membership department of Fratelli d'Italia since August 2023; married to minister Francesco Lollobrigida, a lifelong party militant who has never held elective office.
Arianne Navarre-Marie
Marie Arianne Navarre-Marie, Mauritian MMM politician, Deputy Prime Minister and Minister of Gender Equality and Family Welfare since 2026; first woman DPM, MP since 1982, Chagossian descent, acting PM September-October 2026.
Ariaramnes
Ariaramnes (Old Persian Ariyāramna) is the great-grandfather of Darius I in the Achaemenid royal genealogy, son of Teispes and father of Arsames, possibly an early king of Persia.
Arias Montanus
Benito Arias Montano (1527–1598) was a Spanish Orientalist, exegete, and Catholic priest, chiefly remembered as editor of the Antwerp Polyglot Bible printed by Christopher Plantin.
Arib al-Ma'muniyya
Arib al-Ma'muniya (عريب المأمونية) was a qayna, a highly trained singing slave, poet, and composer at the Abbasid court, serving the caliphs al-Amin, al-Ma'mun, and al-Mu'tasim.
Aribert Heim
Aribert Heim (1914–1992), "Dr Death" or "Butcher of Mauthausen", was an Austrian Waffen-SS camp doctor who killed concentration camp prisoners by heart injections and unnecessary operations, then hid in Cairo as Tarek Hussein Farid until his 1992 death, confirmed by a German court in 2012.