16-letter words containing s, t, a, u
- antimony sulfide — antimony pentasulfide.
- 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
- aratus of sicyon — 271–213 b.c, Greek general: leader of the Achaean League.
- arthur wellesley — 1st Duke of (Arthur Wellesley"the Iron Duke") 1769–1852, British general and statesman, born in Ireland: prime minister 1828–30.
- arthus' reaction — a severe, local immune reaction to the injection of an antigen in a sensitized host.
- asparagus beetle — either of two leaf beetles of the genus Crioceris that feed on the asparagus plant in both the larval and adult stages.
- assembly routine — assembler (def 2a).
- assisted suicide — suicide committed with the assistance of a physician by a person terminally ill or in unmanageable pain
- 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
- 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.
- 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.
- autofluorescence — (biology, microscopy) Self-induced fluorescence.
- 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.
- autotransformers — Plural form of autotransformer.
- autotransfusions — Plural form of autotransfusion.
- average adjuster — a person who calculates average claims, esp for marine insurance
- balkan mountains — a mountain range extending across Bulgaria from the Black Sea to the eastern border. Highest peak: Mount Botev, 2376 m (7793 ft)
- baluster measure — an antique liquid measure usually made of pewter, having a concave top on a convex base.
- banned substance — In sport, banned substances are drugs that competitors are not allowed to take because they could artificially improve their performance.
- barbecue stopper — a controversial current-affairs issue
- 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.
- bastard culverin — a 16th-century cannon, smaller than a culverin, firing a shot of between 5 and 8 pounds (11 and 17.6 kg).
- bastard daughter — an illegitimate daughter
- 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
- beaux' stratagem — a comedy (1707) by George Farquhar.
- beefsteak fungus — an edible reddish bracket fungus, Fistulina hepatica, that grows esp on oak trees and oozes a bloodlike juice
- benoit samuelson — Joan (Joan Benoit) born 1957, U.S. distance runner: first Olympic marathon women's winner, 1984.
- bertrand russell — (person) (1872-1970) A British mathematician, the discoverer of Russell's paradox.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- boundary dispute — dispute between neighbours about the boundary between their properties
- bouquet larkspur — a plant, Delphinium grandiflorum, of eastern Asia, having blue or whitish flowers and hairy fruit.
- branchiopneustic — breathing by means of gills, as certain aquatic insect larvae.
- brass instrument — a musical wind instrument of brass or other metal with a cup-shaped mouthpiece, as the trombone, tuba, French horn, trumpet, or cornet.
- british columbia — a province of W Canada, on the Pacific coast: largely mountainous with extensive forests, rich mineral resources, and important fisheries. Capital: Victoria. Pop: 4 400 057 (2011 est). Area: 930 532 sq km (359 279 sq miles)
- british honduras — Belize
- bullet-resistant — not allowing bullets to pass through
- bullying tactics — the use of intimidation to gain one's objective