Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ostikan Any of the Arab governors of Armenia. ostikanate The region governed by an ostikan. ostinato A piece of melody, a chord progression, or a bass figure that is repeated over and over as a musical accompaniment. ostiolar Of or pertaining to the ostiole. ostiolate Having an ostiole. ostiole A small hole or opening through which certain fungi release their mature spores. ostiomeatal Relating to, or connecting the ostium and the meatus ostium A small opening or orifice, as in a body organ or passage. ostkaka A Swedish dessert made from curdled milk. ostler A person employed at an inn, hostelry, or stable to look after horses; a groom. ostleress A female ostler. ostlery hostelry (inn) Ostman One of the Danish settlers in Ireland. ostmark The currency unit of the former German Democratic Republic (aka GDR, DDR, East Germany) until 1990, abbreviated DDM. ostodolepid Any of the extinct family †Ostodolepidae of tuditanomorph microsaurs. Ostoj A surname. ostomate A person who has had an ostomy, a surgical operation to create an opening in the body for the discharge of body wastes. ostomy A surgical procedure to provide an exit point for the waste of an organism. ostosis Synonym of osteosis. ostotic Relating to ostosis Ostpolitik The policies of West Germany under Chancellor Willy Brandt, seeking rapprochement with East Germany and the Soviet Union. ostracean Any bivalve of the family Ostreidae; an oyster. ostraceous Resembling or characteristic of an oyster. ostraciid Any fish in the family the Ostraciidae. ostraciiform Characteristic of boxfish of the family Ostraciidae ostraciont A fish of Ostracion. ostracism In ancient Athens (and some other cities), the temporary banishment by popular vote of a citizen considered dangerous to the state. ostracite A fossil oyster. ostracitoxin A toxin produced by the boxfish. ostracizable Capable of being ostracized. ostracization The state of being ostracized. ostracize To ban a person from a city for five or ten years through the procedure of ostracism. ostracized Blackballed. ostracizer One who ostracizes. ostracizing An act of ostracization. ostracod Any of many small crustaceans, of the class Ostracoda, that resemble a shrimp enclosed in a bivalve shell. ostracodal Of or relating to ostracods. ostracoderm Any of the armored jawless fishes of the Paleozoic. ostracodological Of or relating to ostracodology. ostracodologist A scientist who studies ostracods. ostracodology The scientific study of ostracods. ostracoid Of or pertaining to the ostracods ostracon A piece of pottery or stone, usually broken off from a vase or other earthenware vessel, especially one used to cast a vote during the Ancient Greek process of ostracism. ostraconophobia The fear of crustaceans or shellfish. ostraculture The commercial production of oysters. ostracum A fragment of pottery. ostranenie Defamiliarisation. Ostrava A city in the far east of the Czech Republic. ostreacean Any bivalve mollusc of the Ostreacea ostreaceous Of or pertaining to an oyster, or to a shell. ostreacultural Relating to ostreaculture. ostreaphile An lover or aficionado of oysters as food. Ostreicher A habitational surname from German ostreicultural Relating to ostreiculture. ostreiculture oyster farming ostreiculturist A breeder or farmer of oysters ostreid Any member of the family Ostreidae, the oysters. ostreiform Resembling an oyster ostreolith A fossil consisting of accumulated oyster shells. ostreolysin A cytolytic protein present in the oyster mushroom Pleurotus ostreatus ostreophage Synonym of ostreophagist. ostreophagist Someone who eats oysters. ostreophagous oyster-eating ostrich A large flightless bird of the order Struthioniformes. ostrichburger A burger made with ostrich meat. ostrichism The act of hiding, often unsuccessfully, by ducking one's head out of view. ostrichitis A policy of keeping one's head in the sand, denying the reality of a problem or threat. ostrichize To engage in ostrichism; to bury one's head in the sand; to deliberately ignore problems. ostrichlike Resembling or characteristic of an ostrich; struthian ostrichy Resembling or characteristic of an ostrich. Ostricourt A commune in Nord department, Hauts-de-France, France. ostriferous Containing or producing oysters. ostro A southerly Mediterranean wind. ostrobogulosity The quality of being ostrobogulous. ostrobogulous Slightly risqué or indecent; bizarre, interesting, or unusual. Ostrobothnia A region of Finland, on the east coast of the Gulf of Bothnia. Ostrobothnian Of or pertaining to Ostrobothnia. Ostroff A surname from Slavic. ostrog A small Russian fort, typically wooden, encircled by a palisade wall. Ostrogorski A surname. Ostrogoth Any member of an ancient East Germanic tribe, one branch of the Goths (the Visigoths being the other), which invaded Italy in the sixth century. Ostrogothian Relating to the Ostrogoths. Ostrogothic Of or pertaining to the Ostrogoths. Ostroh A city in Rivne Raion, Rivne Oblast, Ukraine. Ostrom A surname from Swedish. Ostrov A surname Ostrova A surname, variant of Ostroff ostrovegan A person practicing ostroveganism ostroveganism Veganism but allowing for bivalves such as oysters. Ostrovsky A surname from Russian. Ostrow A surname. Ostrowiec Several villages in Poland. Ostrowski A surname from Polish. ostruble A former currency of Germany and Lithuania in the 1910s and 1920s. Ostrum A surname. ostruthin An organic compound found in the masterwort (Imperatoria ostruthium). ostruthol A coumarin found in the plant Angelica archangelica. ostryopsitrienol A cyclic diarylheptanoid found in the plant Ostryopsis nobilis. ostryopsitriol A cyclic diarylheptanoid found in the plant Ostryopsis nobilis. osturducken An ostrich stuffed with a turducken; that is, a boned chicken stuffed with some sort of breadcrumb or sausage stuffing, inside a boned duck, inside a boned turkey, inside a boned ostrich. Ostwald A surname Ostwaldian Of or relating to Wilhelm Ostwald (1853–1932), Latvian chemist and philosopher, one of the founders of the field of physical chemistry. Ostyak A member of any of several indigenous peoples in Siberia, Russia, including the Khanty people and the Ket people. Osuch A surname from Polish. Osugbo Synonym of Ogboni (“African fraternal institution”). osumilite A hexagonal mineral with the chemical formula (K,Na)(Mg,Fe⁺²)₂(Al,Fe)₃(Si,Al)₁₂O₃₀·H₂O. Osun A major orisha in the Yoruba and santería religion. Osuna A surname from Spanish. OSV object–subject–verb [word order]. Oswald Oswald of Northumbria, 7th century Northumbrian King and Saint. oswaldofilarine Relating to nematodes of the genus Oswaldofilaria oswaldpeetersite A monoclinic-prismatic canary yellow mineral containing carbon, hydrogen, oxygen, and uranium. Oswaldtwistle A village in Hyndburn borough, Lancashire, England (OS grid ref SD7327). Oswegan A native or inhabitant of Oswego. Oswego A large village in Kendall County, Illinois, United States. Oswestry A town and civil parish with a town council in north-west Shropshire, England (OS grid ref SJ2929). Oswin Oswine of Deira, 7th century King of Deira. Osypenko A village in Kacha selrada, Bakhchysarai Raion, the Crimea, Ukraine. ot The name of the Cyrillic script letter Ѿ / ѿ. OTA A surname from Japanese. otacore A music genre of songs with their origins in fan communities (such as that of J-pop) and typically having an electropop beat. otacoustic Assisting the sense of hearing. otacousticon An instrument to aid hearing, such as an ear trumpet or hearing aid. Otago A region in the South Island of New Zealand. Otaheitan A Tahitian. Otaheite Tahitian. Otahuhu A suburb of Auckland, New Zealand, situated on a narrow isthmus. Otaian An age from 21.7 to 19 million years ago, a subdivision of the Miocene. Otaki A town in Kapiti Coast district, Wellington region, New Zealand. otaku One with an obsessive interest in something, particularly (originally derogatory) an obsessive Japanese fan of anime or manga. otakudom otakus collectively otakuism The obsessive interest of an otaku, especially an interest in anime or manga. otakukin A person who claims or believes that their soul is a reincarnation or parallel incarnation of a fictional character (especially, from anime, manga, or video games). otalgia earache otalgic Of or pertaining to otalgia. Otamatone An electronic musical synthesizer. Otani A surname from Japanese. otapostasis The condition of abnormally protruding ears otariid Any member of the Otariidae: Synonym of eared seal. otarine Of or relating to the eared seals. Otaru A port city in Hokkaido Prefecture, Japan. otary Synonym of eared seal. Otatara A scattered suburb to the west of Invercargill, Southland, New Zealand. Otautau A small town in Southland, New Zealand. Otavalo A town in Imbabura province, north of Quito, Ecuador, famous for its markets. Otavi A town in Otjozondjupa Region, northern Namibia. otavite A rare trigonal cadmium carbonate mineral. otectomy The surgical removal of (part of) the ear. Otego A township in Fayette County, Illinois. otelixizumab A monoclonal antibody, being developed for the treatment of type 1 diabetes and other autoimmune diseases.