20-letter words containing c, h, i, n, u
- schrodinger equation — the wave equation of nonrelativistic quantum mechanics. Also called Schrödinger wave equation. Compare wave equation (def 2).
- settle accounts with — to pay or receive a balance due
- shifting cultivation — a land-use system, esp in tropical Africa, in which a tract of land is cultivated until its fertility diminishes, when it is abandoned until this is restored naturally
- south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
- south atlantic ocean — the part of the Atlantic Ocean extending S from the Equator to the Antarctic continent.
- southern oscillation — a low-latitude fluctuation of atmospheric pressure closely linked with El Niño events, specifically the periods of El Niño warming and La Niña cooling.
- synchronous rotation — rotation of a satellite in which the period of rotation is equal to the period of orbit around its primary, leaving the same face always pointing toward the primary: The moon is in synchronous rotation about the earth.
- tchebycheff equation — a differential equation of the form (1 − x 2) d 2 y/dx 2 − x dy/dx + n 2 y = 0, where n is any nonnegative integer.
- telephone subscriber — a person who subscribes to a telephone service
- the gnomes of zurich — Swiss bankers and financiers
- the internet account — An Internet provider in Sydney, Australia who provides SLIP, PPP and CLI accounts for the same rates. <[email protected]> handles Acorn software. E-mail: <[email protected]>. Telephone: +61 (2) 968 4333. Fax: +61 (2) 968 4334. Address: PO BOX 473, Crows Nest, NSE 2065, Australia.
- therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
- thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
- thioantimonious acid — any of a group of hypothetical acids, H3SbS3, HSbS2, and H4Sb2S5, known only in the forms of their salts in solution
- to cross the rubicon — If you say that someone has crossed the Rubicon, you mean that they have reached a point where they cannot change a decision or course of action.
- too much information — I don't want to hear any more
- triple witching hour — the last hour of trading on the New York Stock Exchange on the four Fridays each year when stock options, stock index futures, and options on such futures simultaneously expire: regarded as a time of extreme volatility in trading.
- try conclusions with — to engage in an argument or contest with
- uncertificated share — a share of a mutual fund credited to the account of a shareholder without the physical issuance of a certificate evidencing ownership.
- uncharacteristically — Also, characteristical. pertaining to, constituting, or indicating the character or peculiar quality of a person or thing; typical; distinctive: Red and gold are the characteristic colors of autumn.
- under the microscope — If you say that something is under the microscope, you mean that it is being studied very closely, usually because it is believed that something is wrong with it.
- unified screw thread — a screw thread system introduced for defence equipment (1939–44), in which the thread form and pitch were a compromise between British Standard Whitworth and American Standard Sellers: adopted by the International Standards Organization
- until further notice — If a situation is said to exist until further notice, it will continue for an uncertain length of time until someone changes it.
- viscount northcliffe — Viscount, Alfred Charles William Harmsworth.
- visual merchandising — Visual merchandising is the use of attractive displays and floor plans to increase customer numbers and sales volumes.
- visually handicapped — unable to carry out normal activities because of defects of vision, including blindness
- whole-life insurance — a type of insurance with a savings element that is guaranteed to pay out on death provided premiums have been paid as required by the policy
- wilson cloud chamber — cloud chamber.
- your marching orders — If you give someone their marching orders, you tell them that you no longer want or need them, for example as your employee or as your lover.