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Antiochus IV Epiphanes (Ἀντίοχος ὁ Ἐπιφανής)
Antiochus IV Epiphanes (Ἀντίοχος ὁ Ἐπιφανής), Seleucid king 175–164 BC, born Mithradates; conquered Egypt, outlawed Judaism in Judea triggering the Maccabean revolt, halted by Rome's 168 ultimatum, died in Elymais 164.
Antiochus IV of Commagene
Antiochus IV of Commagene, also known as Antiokhos, was the last king of Commagene, a Roman client kingdom, ruling from AD 38 until Rome annexed it in AD 72.
Antiokh Kantemir
Antiokh Kantemir (Антиох Кантемир), 1708–1744, was a Russian prince, satirical poet, and diplomat who served Empress Anna Ivanovna as envoy in London and then Paris.
Antioquia Department
Antioquia is a Colombian department with capital Medellín, 125 municipalities in 9 subregions including coastal Urabá, the second-largest departmental GDP after Bogotá, and the 2024–2027 plan "Por Antioquia Firme" under Governor Andrés Julián Rendón.
Antios Therapeutics Inc.
Antios Therapeutics Inc. was an American biotechnology company founded in 2018 to develop a curative oral regimen for chronic hepatitis B; it shut down in 2024.
Antioxidant
An antioxidant, also called an oxidation inhibitor, is a substance that at low concentration significantly delays or prevents oxidation of another molecule, as defined by Halliwell and Gutteridge.
Antiparticle
An antiparticle is a particle with the same mass and lifetime as its matter counterpart but opposite quantum numbers; the pair annihilates on contact into energy.
Antipater of Tarsus
Antipater of Tarsus (Ἀντίπατρος ὁ Ταρσεύς), 2nd-century BCE Greek Stoic, sixth scholarch of the Athenian Stoa after Diogenes of Babylon; teacher of Panaetius, respondent to Carneades, author of On the cosmos and On divination.
Antipatreia
Antipatreia (Antipatrea, Greek Antipatreia) was an ancient city of southern Illyria, identified with Berat, Albania; attested by Polybius and Livy, renamed Pulcheriopolis in the early Byzantine period, later Belgrad and Berat.
Antiphellos/Habesos
Antiphellos (Habesos, Greek Ἀντίφελλος), ancient Lycian port city at modern Kaş, Turkey; harbour of Phellos, later independent Lycian League polis with theatre and King's Tomb.
Antiphon
Antiphon (Ἀντιφῶν), c. 480–411 BCE, was an Athenian speechwriter and rhetorician, the earliest of the ten Attic orators and the first known professional speechwriter for clients.
Antiphospholipid syndrome
Antiphospholipid syndrome, also called Hughes syndrome or antiphospholipid antibody syndrome, is an autoimmune disorder that causes blood clots in veins and arteries and pregnancy complications, often with lupus.
Antiphospholipid syndrome in pregnancy
Antiphospholipid syndrome in pregnancy, or obstetric APS, is a treatable autoimmune cause of recurrent pregnancy loss, fetal death, and severe preeclampsia in women with antiphospholipid antibodies.
Antiphospholipid syndrome in systemic lupus erythematosus
Antiphospholipid syndrome in systemic lupus erythematosus is a prothrombotic autoimmune state where antibodies cause blood clots and pregnancy complications, affecting roughly 30 to 40% of lupus patients.
Antiphrai/Leukaspis
Antiphrai/Leukaspis (Ἀντίφραι), ancient coastal town and harbor at Marina el-Alamein, Egypt, on the Alexandria-Cyrenaica route. Occupied 2nd century BCE to 7th century CE; excavated by Polish missions since 1987; name identification unconfirmed epigraphically.
Antiplatelet drug
Antiplatelet drugs (aspirin, P2Y12 inhibitors clopidogrel, prasugrel, ticagrelor; GPIIb/IIIa agents) reduce platelet aggregation to prevent MI, ischemic stroke, and vascular death; DAPT pairs aspirin with a P2Y12 inhibitor after ACS and PCI.
Antipodal grasp
An antipodal grasp is a two-contact robotic grasp in which opposing contacts squeeze an object with the line between contact points inside both friction cones, guaranteeing force closure.
Antipodes
Antipodes are diametrically opposite points on Earth's surface, from Greek anti- 'opposite' and pous 'foot'. Calculated as (−φ, λ+180°); land-to-land antipodes cover only about 4.4% of the surface, with New Zealand–Spain and China–Argentina the main pairs.
Antipoetry
Antipoetry (Spanish: antipoesía) is a poetic style created by the Chilean poet Nicanor Parra, known for everyday language, irony, black humor, and demystifying traditional poetry.
Antipolo
Antipolo: first-class component city and capital of Rizal province, Philippines, east of Metro Manila; pilgrimage capital with the enshrined Virgin Mary image, Hinulugang Taktak, 913,712 residents, cityhood 1998.
Antipope
An antipope is a claimant to the papal office judged, after the conflict settled, to have claimed the see of Rome illegitimately against a recognized rival pope.
Antipope Clement III
Antipope Clement III, born Wibert of Ravenna around 1025, was an antipope elected in 1080 against Gregory VII who crowned Henry IV emperor in 1084 and died in 1100.
Antipope John XXIII
Antipope John XXIII, born Baldassare Cossa around 1370, claimed the papacy from 1410 to 1415 during the Western Schism and was deposed by the Council of Constance.
Antiprion drug research
Antiprion drug research seeks treatments for fatal prion diseases; no approved therapy exists. Leading approaches lower prion protein via ASOs and siRNA, now in first human trials (ION717, PRiSM, ALN-6457).
Antiproton
The antiproton is the proton's antimatter counterpart, a negatively charged particle first observed in 1955 at Berkeley, for which Segrè and Chamberlain won the 1959 Nobel Prize.
Antiproton Decelerator
The Antiproton Decelerator (AD) is a CERN storage ring, started in 2000, that slows antiprotons for antimatter experiments, joined since 2018 by the ELENA ring.
Antipsychotic
Antipsychotic is a class of psychiatric medications used for psychosis, severe agitation, and schizophrenia. These drugs are classified as typical or atypical based on their generation.](https://example.com)
Antipyretic
Antipyretic: drug class that lowers fever by inhibiting hypothalamic prostaglandin E2 synthesis; main agents are acetaminophen, ibuprofen and other NSAIDs, and aspirin; ibuprofen slightly more effective, aspirin restricted in children due to Reye syndrome.
Antipyrine
Antipyrine, also known as phenazone, is a synthetic pyrazolone drug introduced in 1883 as the first fully synthetic drug, now used mainly in ear drops for ear pain.
Antiqua
Antiqua: German term for serifed roman type of Roman origin, from Latin littera antiqua; developed from humanist script, first printed at Subiaco 1465, standard in Germany after the 1941 Normalschrifterlass ending the Antiqua-Fraktur dispute.