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21-letter words containing a, r, e, l, i

  • supergranulation cell — one of a number of large convection cells in the photosphere and chromosphere of the sun, each having a diameter of 10,000–20,000 miles (16,000–32,000 km) and lasting longer than a day.
  • supplementary benefit — (formerly) an extra amount of money that is paid to someone by the government, in addition to their normal income. Replaced by income support in 1988
  • surface of revolution — a surface formed by revolving a plane curve about a given line.
  • systeme international — Système International d'Unités
  • take sb/sth seriously — If you take someone or something seriously, you believe that they are important and deserve attention.
  • tartarian honeysuckle — an Asian honeysuckle, Lonicera tatarica, having fragrant, white to pink flowers.
  • teleological argument — the argument purporting to prove the existence of God from empirical facts, the premise being that the universe shows evidence of order and hence design
  • terrestrial radiation — long-wave electromagnetic radiation in the form of heat emitted from the earth's surface and atmosphere.
  • terrestrial telescope — a refracting telescope having inverting lenses or an eyepiece that presents an erect image.
  • tetrabromofluorescein — eosin (def 1).
  • the barber of seville — Italian Il barbiere di Siviglia. a comic opera (1816) by Gioacchino Rossini based on a comedy (1775) by Beaumarchais.
  • the battle of britain — from August to October 1940, the prolonged bombing of S England by the German Luftwaffe and the successful resistance by the RAF Fighter Command, which put an end to the German plan of invading Britain
  • the central provinces — the Canadian provinces of Ontario and Quebec
  • the early renaissance — the period from about 1400 to 1500 in European, esp Italian, painting, sculpture, and architecture, when naturalistic styles and humanist theories were evolved from the study of classical sources, notably by Donatello, Masaccio, and Alberti
  • the flickertail state — a name for the state of North Dakota
  • the moral high ground — If you say that someone has taken the moral high ground, you mean that they consider that their policies and actions are morally superior to the policies and actions of their rivals.
  • the rock of gibraltar — a limestone promontory at the tip of S Spain
  • the yellow brick road — the road to success or happiness (in the film the Wizard of Oz the yellow brick road leads to Oz)
  • theoretical physicist — a scientist who studies theoretical physics
  • thermal decomposition — Thermal decomposition is the process in which a chemical species breaks down when its temperature is increased.
  • thermal power station — a power station in which heat is converted into electricity
  • threshold wage policy — a policy whereby wages are increased in accordance with inflation
  • to fall into the trap — If someone falls into the trap of doing something, they think or behave in a way which is not wise or sensible.
  • to lay down your life — If someone lays down their life for another person, they die so that the other person can live.
  • to lay something bare — If you lay something bare, you uncover it completely so that it can then be seen.
  • to let your hair down — If you let your hair down, you relax completely and enjoy yourself.
  • to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.
  • to risk life and limb — If someone risks life and limb, they do something very dangerous that may cause them to die or be seriously injured.
  • total recoverable oil — Total recoverable oil is the amount of oil which is still left in the ground in oilfields that have already been worked.
  • toussaint l'ouverture — François Dominique [frahn-swa dawmee-neek] /frɑ̃ˈswa dɔmiˈnik/ (Show IPA), 1743–1803, Haitian patriot and leader of the Haitian Revolution slave rebellion.
  • traffic control tower — an elevated structure for the visual observation and control of the air and ground traffic at an airport
  • trans-alaska pipeline — a pipeline system opened in 1977 that transports oil 800 miles (1300 km) across Alaska, from Prudhoe Bay on the North Slope S to Valdez harbor.
  • transactinide element — any element having an atomic number higher than 103, the last of the actinide series. These superheavy, radioactive elements are extremely short-lived, and can only be created in the laboratory.
  • transformational rule — Linguistics. a rule of transformational grammar that relates two phrase markers in the course of a derivation from the deep to the surface syntactic representation of a sentence, as by reordering, inserting, or deleting elements; a rule that converts deep structures into surface structures.
  • traveling salesperson — a representative of a business firm who travels in an assigned territory soliciting orders for a company's services.
  • trichloroacetaldehyde — chloral (def 1).
  • trichloronitromethane — chloropicrin.
  • triethyl orthoformate — a colorless liquid, C 7 H 16 O 3 , used chiefly in organic synthesis.
  • triple superphosphate — superphosphate (def 2).
  • triple-superphosphate — Also called acid phosphate. a mixture of calcium acid phosphate and calcium sulfate prepared by treating phosphate rock with sulfuric acid: used chiefly as a fertilizer.
  • tubercular meningitis — an infection of the membranes of the central nervous system caused by the bacterium Mycobacterium tuberculosis; features can include fever, headache, and coma
  • ulster unionist party — a Northern Irish political party advocating the maintenance of union with the UK
  • ultraviolet astronomy — the branch of astronomy that deals with celestial objects emitting electromagnetic radiation in the ultraviolet range.
  • uncertainty principle — the principle of quantum mechanics, formulated by Heisenberg, that the accurate measurement of one of two related, observable quantities, as position and momentum or energy and time, produces uncertainties in the measurement of the other, such that the product of the uncertainties of both quantities is equal to or greater than h/ 2 π, where h equals Planck's constant.
  • undesirable discharge — a discharge under other than honorable conditions of a person from military service by administrative action.
  • universal affirmative — a proposition of the form “All S is P.” Symbol: A, a.
  • universal disk format — (storage, standard)   (UDF) A CD-ROM file system standard that is required for DVD ROMs. UDF is the OSTA's replacement for the ISO 9660 file system used on CD-ROMs, but will be mostly used on DVD. DVD multimedia disks use UDF to contain MPEG audio and video streams. To read DVDs you need a DVD drive, the kernel driver for the drive, MPEG video support, and a UDF driver. DVDs containing both UDF filesystems and ISO 9660 filesystems can be read without UDF support. UDF can also be used by CD-R and CD-RW recorders in packet writing mode.
  • university of iceland — (body, education)   The Home of Fjolnir.
  • verbatim et literatim — word for word and letter for letter; in exactly the same words.
  • vertically challenged — short in stature.
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