16-letter words containing s, i, u
- anxiety neurosis — a relatively mild form of mental illness characterized by extreme distress and agitation, often occurring without any obvious cause
- apostolic church — the Christian church as founded by the apostles.
- appeals tribunal — a tribunal that hears appeals
- aquidneck island — an island in Narragansett Bay, Rhode Island.
- aratus of sicyon — 271–213 b.c, Greek general: leader of the Achaean League.
- arthus' reaction — a severe, local immune reaction to the injection of an antigen in a sensitized host.
- asalam-wa-leikum — a salutation used in India
- ashurnasirpal ii — ("the Merciless") died 859? b.c, warrior king of Assyria 884?–859 b.c.
- assembly routine — assembler (def 2a).
- assigned counsel — any private lawyer designated by a city or county court to represent indigent defendants in criminal cases at public expense.
- assigned numbers — (standard) The RFC STD 2 documenting the currently assigned values from several series of numbers used in network protocol implementations. This RFC is updated periodically and, in any case, current information can be obtained from the Internet Assigned Numbers Authority (IANA). If you are developing a protocol or application that will require the use of a link, socket, port, protocol, etc., you should contact the IANA to receive a number assignment.
- assisted suicide — suicide committed with the assistance of a physician by a person terminally ill or in unmanageable pain
- assurnasirpal ii — Ashurnasirpal II.
- at one's leisure — when one has free time
- atomic mass unit — a unit of mass used to express atomic and molecular weights that is equal to one twelfth of the mass of an atom of carbon-12. It is equivalent to 1.66 × 10–27 kg
- atomic structure — the concept of an atom as a central positively charged nucleus consisting of protons and neutrons surrounded by a number of electrons. The number of electrons is equal to the number of protons: the whole entity is thus electrically neutral
- auckland islands — a group of six uninhabited islands, south of New Zealand. Area: 611 sq km (234 sq miles)
- audience figures — the number of people regularly watching a television programme or listening to a radio programme
- audiovisual aids — training or educational materials directed at both the sense of hearing and the sense of sight; films, recordings, photographs, etc., used in classroom instruction, library collections, or the like.
- auditory aphasia — aphasia in which there is no comprehension of spoken words; word deafness.
- auditory vesicle — the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.
- aulnay-sous-bois — a town in N central France, a suburb NE of Paris.
- aung san suu kyi — born 1945, Burmese politician; cofounder (1988) and general secretary (1988–91 and from 1995) of the National League for Democracy: Nobel peace prize 1991; released (2010) from a lengthy house arrest; elected to the Burmese House of Representatives in 2012
- aurora australis — the aurora seen around the South Pole
- australian crawl — a stroke in which the feet are kicked like paddles while the arms reach forward and pull back through the water
- australian rules — a game resembling rugby football, played in Australia between teams of 18 men each on an oval pitch, with a ball resembling a large rugby ball. Players attempt to kick the ball between posts (without crossbars) at either end of the pitch, scoring six points for a goal (between the two main posts) and one point for a behind (between either of two outer posts and the main posts). They may punch or kick the ball and run with it provided that they bounce it every ten yards
- australopithecus — an extinct genus of small-brained,large-toothed bipedal hominids that lived in Africa between one and four million years ago.
- austro-hungarian — of or relating to the Dual Monarchy of Austria-Hungary (1867–1918)
- authoritarianism — Authoritarianism is the state of being authoritarian or the belief that people with power, especially the State, have the right to control other people's actions.
- automatic pistol — a type of pistol having a mechanism that throws out the empty shell, puts in a new one, and prepares the pistol to be fired again.
- autoregressively — In an autoregressive manner.
- autostereoscopic — Of or pertaining to autostereoscopy.
- autotransfusions — Plural form of autotransfusion.
- avalon peninsula — a large peninsula of Newfoundland, between Trinity and Placentia Bays. Area: about 10 000 sq km (4000 sq miles)
- azuero peninsula — a peninsula in SW Panama, bordered on the E by the Gulf of Panama.
- background music — music of any kind that is played while some other activity is going on, so that people do not actively attend to it
- background noise — any type of noise that is not the sound that you are specifically listening to or monitoring
- balkan mountains — a mountain range extending across Bulgaria from the Black Sea to the eastern border. Highest peak: Mount Botev, 2376 m (7793 ft)
- balkan peninsula — a large peninsula in SE Europe, between the Adriatic and Aegean Seas
- banana republics — any of the small countries in the tropics, especially in the Western Hemisphere, whose economies are largely dependent on fruit exports, tourism, and foreign investors.
- baron tweedsmuir — the title of Scottish novelist John Buchan
- bartholomeu dias — Bartholomeu [bahr-too-loo-me-oo] /ˌbɑr tʊ lʊˈmɛ ʊ/ (Show IPA), c1450–1500, Portuguese navigator: discoverer of the Cape of Good Hope.
- bashkir republic — a constituent republic of E central Russia, in the S Urals: established as the first Soviet autonomous republic in 1919; rich mineral resources. Capital: Ufa. Pop: 4 012 900 (2002). Area: 143 600 sq km (55 430 sq miles)
- basic curriculum — in England and Wales, the National Curriculum plus religious education
- basic vocabulary — the set of lexical items in a language that are most resistant to replacement, referring to the most common and universal elements of human experience, such as parts of the body (foot, eye), universal features of the environment (water, star), common activities (eat, sleep), and the lowest numerals.
- basque provinces — an autonomous region of N Spain, comprising the provinces of Álava, Guipúzcoa, and Vizcaya: inhabited mainly by Basques, who retained virtual autonomy from the 9th to the 19th century. Pop: 1 840 700 (2003 est). Area: about 7250 sq km (2800 sq miles)
- bastard culverin — a 16th-century cannon, smaller than a culverin, firing a shot of between 5 and 8 pounds (11 and 17.6 kg).
- be in one's cups — If someone is in their cups, they are drunk.
- beauty therapist — a person whose job is to carry out treatments to improve a person's appearance, such as facials, manicures, removal of unwanted hair, etc
- beg the question — If you say that something begs a particular question, you mean that it makes people want to ask that question; some people consider that this use is incorrect.