18-letter words containing s, d, a
- the same old story — the familiar or regular course of events
- the stars and bars — the flag of the Confederate States of America
- the-master-builder — a play (1892) by Ibsen.
- thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
- thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
- thomas alva edison — Thomas Alva [al-vuh] /ˈæl və/ (Show IPA), 1847–1931, U.S. inventor, especially of electrical devices.
- threatened species — a species likely, in the near future, to become an endangered species within all or much of its range.
- thrills and spills — If you refer to thrills and spills, you are referring to an experience which is exciting and full of surprises.
- to be said for sth — If you say there is a lot to be said for something, you mean you think it has a lot of good qualities or aspects.
- to clear the decks — If you clear the decks, you get ready to start something new by finishing any work that has to be done or getting rid of any problems that are in the way.
- to cut the mustard — If someone does not cut the mustard, their work or their performance is not as good as it should be or as good as it is expected to be.
- to get a bad press — If someone or something gets a bad press, they are criticized, especially in the newspapers, on television, or on radio. If they get a good press, they are praised.
- to one's advantage — If you use or turn something to your advantage, you use it in order to benefit from it, especially when it might be expected to harm or damage you.
- to pick and choose — If you pick and choose, you carefully choose only things that you really want and reject the others.
- to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
- to sweep the board — If someone sweeps the board in a competition or election, they win nearly everything that it is possible to win.
- townsend avalanche — avalanche (def 3).
- transcendental ego — (in Kantian epistemology) that part of the self that is the subject and never the object.
- transit theodolite — a theodolite having a telescope that can be transited.
- transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.
- triphosphoric acid — the hypothetical acid H 5 P 3 O 10 , known chiefly by its salts.
- tristan und isolde — a music drama (composed, 1857–59; première, 1865) by Richard Wagner.
- trobriand islander — a native or inhabitant of the Trobriand Islands of Papua New Guinea
- turk's-head cactus — a cactus, Melocactus communis, of Jamaica, having needlelike spines and a cylindrical body with a tawny-red, fezlike terminal part bearing red flowers.
- turn one's hand to — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- ultrasonic welding — the use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact
- ultrasound scanner — a device used to examine an internal bodily structure by the use of ultrasonic waves, esp for the diagnosis of abnormality in a fetus
- under (one's) seal — in a document authenticated by one's seal
- under one's breath — the air inhaled and exhaled in respiration.
- under the aegis of — guided or protected by
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- under-registration — the act of registering.
- united arab states — a former (1958–61) federation of the United Arab Republic (Egypt and Syria) and Yemen.
- united nations day — the anniversary of the United Nations on October 24, marking its founding in 1945.
- united states army — the permanent or regular military land force of the United States, under the authority of the Department of Defense since 1947. Abbreviation: USA.
- united states navy — the permanent or regular naval force of the United States, under the authority of the Department of Defense since 1947. Abbreviation: USN.
- universal debugger — (tool, parallel) (udb) KSR's interactive source level debugger for serial and parallel programs written in KSR, Fortran, KSR C and KSR1 assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs; it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface; the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread.
- upper middle class — wealthy, highly-educated people
- ur of the chaldees — the city where Abraham was born, sometimes identified with the Sumerian city of Ur. Gen. 11:28, 31; 15:7; Neh. 9:7.
- urban homesteading — homesteading (def 2).
- valle de la pascua — a city in N Venezuela.
- video compact disc — (storage) (VCD) A storage format used for film distribution.
- video installation — an art installation incorporating video footage
- video surveillance — a system of monitoring activity in an area or building using a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit
- wandering minstrel — travelling performer
- wardrobe assistant — a person who assists the wardrobe mistress in a theatre
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- welland ship canal — a ship canal in S Canada, in Ontario, connecting Lakes Erie and Ontario: 8 locks. 25 miles (40 km) long.
- wesleyan methodist — a member of any of the churches founded on the evangelical principles of John Wesley.
- west-northwestward — moving, bearing, facing, or situated toward the west-northwest.