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Asenath
Asenath (Hebrew אָסְנַת, also Aseneth) is the Egyptian wife of Joseph in the Hebrew Bible, daughter of Potiphera, priest of On, and mother of Ephraim and Manasseh.
Asepsis
Asepsis: freedom from viable microorganisms and the techniques maintaining it in healthcare. Traces Semmelweis's 1847 handwashing, Lister's 1867 carbolic antisepsis, the 1880s shift to sterile technique, and modern sterilization and disinfection practice.
Aseptic abscess syndrome
Aseptic abscess syndrome (AAS, aseptic abscesses syndrome, ORPHA 54251) is a rare autoinflammatory disorder of recurrent fever and sterile neutrophilic abscesses, mostly splenic, linked to inflammatory bowel disease, treated with corticosteroids, relapsing in over half of patients.
Aseptic myocarditis of newborn
Aseptic myocarditis of newborn (新生儿无菌性心肌炎), ICD-11 1D85.3 under viral carditis, is nonbacterial neonatal heart-muscle inflammation, usually enteroviral (Coxsackie B), with nonspecific symptoms and high neonatal mortality.
Aseptic processing
Aseptic processing sterilizes food or drugs and their packaging separately, then fills and seals them in a sterile environment; UHT at 135–150 °C gives shelf-stable products lasting up to a year without refrigeration, distinct from retort canning.
Aseptic technique
Aseptic technique is the set of clinical practices that prevents pathogens from entering wounds, catheters, and injection equipment, ranging from medical asepsis to full sterile technique for surgery.
Asexual reproduction
Asexual reproduction: offspring from one parent without gamete fusion, via binary fission, budding, fragmentation, or parthenogenesis; common in microbes, rare in vertebrates, and widely used in plant propagation.
Asexual reproduction in starfish
Asexual reproduction in starfish: fission across the central disc (fissiparity) or arm autotomy followed by regeneration, seen in about 2% of echinoderms. Distinguished from sexual spawning; driven by temperature, nutrition, and food scarcity, and producing clonal, sex-ratio-skewed populations.
Asexuality
Asexuality (ace) is a sexual orientation of little or no sexual attraction, distinct from celibacy and HSDD. About 1% prevalence; most asexuals are romantic; AVEN founded 2001; split attraction model distinguishes romantic orientation.
Asfar ibn Shirawayh
Asfar ibn Shirawayh (اسفار بن شیرویه) was a military leader from Gilan who ruled northern Iran as a Samanid governor and then independent malik before his fall in 931.
ASFiNAG
ASFiNAG, formally Autobahnen- und Schnellstraßen-Finanzierungs-Aktiengesellschaft, is the Austrian state-owned company, founded in 1982 and headquartered in Vienna, that finances, builds, operates, and tolls the country's motorway network.
Asfotase alfa
Asfotase alfa (Strensiq, ENB-0040) is a first-in-class bone-targeted recombinant TNSALP enzyme replacement therapy, approved 2015, for perinatal/infantile- and juvenile-onset hypophosphatasia; it improves survival and skeletal mineralization.
Asgard
Asgard (Old Norse Ásgarðr, 'Enclosure of the Æsir') is the Norse-mythology fortress home of the Æsir gods, seat of Valhalla, reached from Midgard by the rainbow bridge Bifröst, with a giant-built, unfinished protective wall.
Asgard (comics)
Asgard is a fictional realm in Marvel Comics, home of the Norse gods and one of the Nine Realms, introduced with Thor in Journey into Mystery #83 in 1962.
Asgard archaea
Asgard archaea are a group of anaerobic, mostly uncultivated archaea that are the closest known prokaryotic relatives of eukaryotes, with subgroups named after Norse gods such as Loki, Thor, and Odin.
Åsgard Oil and Gas Field
Åsgard is a gas and condensate field in the Norwegian Sea's Haltenbanken area, operated by Equinor, with oil production from 1999 and the world's first subsea gas compression system.
Asgard's Wrath 2
Asgard's Wrath 2 is a VR open-world action RPG by Sanzaru Games, released December 15, 2023 on Meta Quest 2/3/Pro; a Cosmic Guardian possesses mortal heroes to hunt Loki. Meta's first AAA standalone Quest title, $59.99, free with Quest 3.
Asgardfonna
Asgardfonna (Åsgardfonna) is an ice cap in Ny-Friesland, Spitsbergen, Svalbard, between Wijdefjorden and Lomfjorden, about 1,230 km²; with Balderfonna and Olaf V it forms Svalbard's largest glacier complex.
Asgardia
Asgardia, formally the Space Kingdom of Asgardia, is an unrecognized micronation announced by Igor Ashurbeyli in October 2016, intended to exist on satellites and the Moon.
Asgardians (Marvel Comics)
Asgardians are Marvel Comics' fictional race of godlike humanoids native to Asgard, first appearing in Journey into Mystery #83 (1962) via Lee, Lieber, and Kirby; worshipped by the Norse, long-lived warriors including Thor, later featured in Asgardians of the Galaxy (2018-2019).
Asger Jorn
Asger Jorn, born Asger Oluf Jørgensen, was a Danish painter, printmaker, ceramicist, and writer who co-founded CoBrA in 1948 and the Situationist International in 1957.
Asghar Farhadi (اصغر فرهادی)
Asghar Farhadi (اصغر فرهادی), born 1972 in Khomeynishahr, Isfahan, is an Iranian director and screenwriter; two-time Oscar winner (A Separation 2011, The Salesman 2016) and Cannes Grand Prix laureate for A Hero.
Asgore
Asgore Dreemurr (アズゴア・ドリーマー), king of the underground in Toby Fox's Undertale, plans to take seven human SOULs to break the barrier; his Neutral Route boss fight famously destroys the MERCY button, and he also appears in Deltarune.
ASGPR-mediated GalNAc conjugate uptake
ASGPR-mediated GalNAc conjugate uptake is the delivery mechanism by which GalNAc ligands on oligonucleotide drugs bind the asialoglycoprotein receptor on hepatocytes, enabling receptor-mediated endocytosis of most approved siRNA therapeutics.
Ash
Ash is the powdery inorganic residue left when a material burns, and, in volcanology, fine fragments of rock, mineral, and volcanic glass from explosive eruptions.
Ash (2025 film)
Ash (2025) is a sci-fi horror film directed and scored by Flying Lotus, his second feature after Kuso (2017). Starring Eiza González and Aaron Paul, it premiered at SXSW, released March 21, 2025, grossed $1.1M, and scored 71% on Rotten Tomatoes.
Ash (Alien)
Ash, or Science Officer Ash, is a fictional android played by Ian Holm in the 1979 science-fiction horror film Alien, the science officer of the commercial towing vessel Nostromo.
Ash (band)
Ash: Northern Irish rock band formed in Downpatrick in 1992 by Tim Wheeler and Mark Hamilton; debut album 1977 (1996) was the first Irish number-one debut, with hits Girl from Mars and Shining Light. Distinct from Wishbone Ash and other namesakes.
Ash (TV series)
Ash (煙灰, Yan Hui) is a 2026 Hong Kong Cantonese BL crime-romance series on Youku, adapted from Feng Nong's novel, starring Kingston Yi Xuan and Leo Peng Ziye; nine episodes aired 14 August to 2 October 2026, the first Hong Kong-produced BL web series.
Ash Alizadeh
Ash Alizadeh (Arash A. Alizadeh) is an American physician-scientist and biotechnology founder, a Stanford oncology professor who developed CAPP-Seq and CIBERSORT and co-founded Foresight Diagnostics.