20-letter words containing u, t, i
- 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.
- australian rye grass — a European grass, Lolium multiflorum, naturalized in North America, having flowering spikes and used as a winter turf.
- 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
- be for the high jump — to be liable to receive a severe reprimand or punishment
- be shot through with — If something is shot through with an element or feature, it contains a lot of that element or feature.
- 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).
- benefit of the doubt — a favorable opinion or judgment adopted despite uncertainty.
- 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.
- bloodied but unbowed — wounded but not defeated
- bloodless revolution — the events of 1688–89 by which James II was expelled and the sovereignty conferred on William and Mary.
- 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)
- 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.
- bottom-up processing — a processing technique, either in the brain or in a computer, in which incoming information is analysed in successive steps and later-stage processing does not affect processing in earlier stages
- boulogne billancourt — a suburb of Paris, in N France.
- boulogne-billancourt — an industrial suburb of SW Paris. Pop: 106 367 (1999)
- bring down the house — to receive enthusiastic applause from the audience
- bring the house down — to win great applause
- british thermal unit — a unit of heat in the fps system equal to the quantity of heat required to raise the temperature of 1 pound of water by 1°F. 1 British thermal unit is equivalent to 1055.06 joules or 251.997 calories
- broadcast journalism — journalism as practiced in radio and television.
- buck's horn plantain — a Eurasian plant, Plantago coronopus, having leaves resembling a buck's horn: family Plantaginaceae
- buckminsterfullerene — a form of carbon that contains molecules having 60 carbon atoms arranged at the vertices of a polyhedron with hexagonal and pentagonal faces. It is produced in carbon arcs and occurs naturally in small amounts in certain minerals
- business to business — (business) (B2B) Electronic commerce between businesses, as opposed to between a consumer and a business (B2C). While derived from "business to business", "B2B" is narrower in meaning.
- 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.
- calcium metasilicate — a white powder, CaSiO 3 , insoluble in water, used as an antacid and as a filler for paper.
- calcium permanganate — a violet, crystalline, deliquescent solid, Ca(MnO 4) 2 ⋅4H 2 O, used chiefly as a disinfectant and deodorizer.
- 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)
- 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.
- cavalleria rusticana — an opera (1890) by Pietro Mascagni.
- 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.
- center of percussion — the point on a rigid body, suspended so as to be able to move freely about a fixed axis, at which the body may be struck without changing the position of the axis.
- centrifugal spinning — the spinning of rayon filaments in a centrifugal box.
- certified accountant — (in Britain) a member of the Chartered Association of Certified Accountants, who is authorized to audit company accounts
- channel service unit — (communications) (CSU) A type of interface used to connect a terminal or computer to a digital medium in the same way that a modem is used for connection to an analogue medium. A CSU is provided by the communication carrier to customers who wish to use their own equipment to retime and regenerate the incoming signals. The customer must supply all of the transmit logic, receive logic and timing recovery in order to use the CSU, whereas a digital service unit DSU performs these functions.
- characteristic curve — a graph of the density of a particular photographic material plotted against the logarithm of the exposure producing this density