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20-letter words containing a, o, u, i

  • aristarchus of samos — 3rd century bc, Greek astronomer who anticipated Copernicus in advancing the theory that the earth revolves around the sun
  • articulatory feature — a property of a speech sound based on its voicing or on its place or manner of articulation in the vocal tract, as voiceless, bilabial, or stop used in describing the sound (p).
  • asexual reproduction — reproduction, as budding, fission, or spore formation, not involving the union of gametes.
  • asian tiger mosquito — a mosquito, Aedes albopictus, native to Asia, that transmits yellow fever and dengue and possibly West Nile virus. Compare yellow-fever mosquito.
  • asset turnover ratio — An asset turnover ratio is a measure of the efficiency of a company, that is calculated by dividing sales for a period by average total assets.
  • at two hours' notice — with notification only two hours in advance
  • atmospheric pressure — Atmospheric pressure is the pressure of the atmosphere on the Earth's surface.
  • audio-lingual method — a technique of foreign-language instruction that emphasizes audio-lingual skills over reading and writing and is characterized by extensive use of pattern practice.
  • augur ill (or well) — to be a bad (or good) omen
  • automobile insurance — Automobile insurance is insurance coverage for cars.
  • auxiliary power unit — an additional engine fitted to an aircraft to operate when the main engines are not in use
  • background radiation — low-intensity radiation from, for example, small amounts of radioisotopes in soil, air, building materials, etc
  • basic encoding rules — (protocol, standard)   (BER) ASN.1 encoding rules for producing self-identifying and self-delimiting transfer syntax for data structures described in ASN.1 notations. BER is an self-identifying and self-delimiting encoding scheme, which means that each data value can be identified, extracted and decoded individually. Huw Rogers once described BER as "a triumph of bloated theory over clean implementation". He also criticises it as designed around bitstreams with arbitrary boundaries between data which can only be determined at a high level. Documents: ITU-T X.690, ISO 8825-1. See also CER, DER, PER.
  • beat the shit out of — to give a severe beating to
  • beaverhead mountains — a mountain range on the border of E Idaho and SW Montana, in the Bitterroot Range. 10,961 feet (3343 meters).
  • beggar-your-neighbor — a children's card game for two, played with 52 cards, that is won when a player captures all of the cards.
  • benzenesulfonic acid — a fine, needlelike substance, C 6 H 6 SO 3 , used chiefly as a catalyst and in the synthesis of phenol, resorcinol, and other organic products.
  • bernard of clairvaux — Saint. ?1090–1153, French abbot and theologian, who founded the stricter branch of the Cistercians in 1115
  • bernese mountain dog — a strong sturdy dog of a breed with a bushy tail and a long silky black coat with reddish-brown and white markings, often used as a working farm dog
  • bigmouth buffalofish — a buffalofish, Ictiobus cyprinellus, found in central North America, characterized by a large mouth.
  • bimodal distribution — a frequency distribution with two modes
  • bird-footed dinosaur — theropod.
  • blow up in sb's face — If something that you have planned blows up in your face, it goes wrong unexpectedly, with the result that you suffer.
  • blue ridge mountains — a mountain range in the eastern US, extending from West Virginia into Georgia: part of the Appalachian mountains. Highest peak: Mount Mitchell, 2038 m (6684 ft)
  • board of supervisors — the governing body of a county in many U.S. states, especially in the Midwest and the East, consisting of from 15 to 100 members elected from towns, townships, cities, or wards.
  • bolometric magnitude — the magnitude of a star derived either from the total energy that it radiates at all wavelengths or from the total energy of those of its wavelengths that are received on earth.
  • boulogne billancourt — a suburb of Paris, in N France.
  • boulogne-billancourt — an industrial suburb of SW Paris. Pop: 106 367 (1999)
  • bouvier des flandres — any of a breed of large, strong dog with a rough, wiry coat and pointed, erect ears
  • broadcast journalism — journalism as practiced in radio and television.
  • brown lung (disease) — a chronic disease of the lungs caused by inhalation of fine textile fibers, esp. cotton; byssinosis
  • buck's horn plantain — a Eurasian plant, Plantago coronopus, having leaves resembling a buck's horn: family Plantaginaceae
  • bull in a china shop — If you say that someone rushes into a situation like a bull in a china shop, you are critical of them because they do not stop to think, and are insensitive to other people's feelings.
  • by their own account — If you say that something concerning a particular person is true by his or her own account, you mean that you believe it because that person has said it is true.
  • calcium hypochlorite — a white, crystalline compound, Ca(OCl) 2 , used as a disinfectant and bleaching agent.
  • california barracuda — a small, slender barracuda, Sphyraena argentea, of coastal seas from Alaska to Baja California, valued as a food fish.
  • cantabrian mountains — a mountain chain along the N coast of Spain, consisting of a series of high ridges that rise over 2400 m (8000 ft): rich in minerals (esp coal and iron)
  • carbocyclic compound — any of a group of organic chemical compounds in which all the atoms composing the ring are carbon atoms, as benzene or cyclopropane.
  • carbon sequestration — the prevention of greenhouse gas build-up in the earth's atmosphere by methods such as planting trees to absorb carbon dioxide or pumping carbon dioxide into underground reservoirs
  • carpathian mountains — a mountain system of central and E Europe, extending from Slovakia to central Romania: mainly forested, with rich iron ore resources. Highest peak: Gerlachovka, 2663 m (8788 ft)
  • catastrophic failure — Catastrophic failure is sudden and complete failure which cannot be put right.
  • cellular respiration — the oxidation of organic compounds that occurs within cells, producing energy for cellular processes.
  • cellulose triacetate — a triacetic ester of cellulose characterized by its resistance to most solvents, used chiefly in the manufacture of textile fibers.
  • certified accountant — (in Britain) a member of the Chartered Association of Certified Accountants, who is authorized to audit company accounts
  • checkbook journalism — the practice of paying for a news story or an interview, or for exclusive broadcasting or publishing rights.
  • chemolithoautotrophs — Plural form of chemolithoautotroph.
  • chemotherapeutically — By means of chemotherapy.
  • chikamatsu monzaemon — (born Sugimori Nobumori) 1653-1724; Jpn. dramatist: called the Shakespeare of Japan
  • child support agency — the British government agency concerned with the welfare of children
  • codex juris canonici — the official code of canon law in force in the Roman Catholic Church; introduced in 1918 and revised in 1983
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