19-letter words containing si
- regression analysis — Statistics. a procedure for determining a relationship between a dependent variable, as predicted success in college, and an independent variable, as a score on a scholastic aptitude test, for a given population. The relationship is expressed as an equation for a line (regres·sion·line) or curve (regres·sion·curve) in which any coefficient (regression coefficient) of the independent variable in the equation has been determined from a sample population.
- releasing mechanism — a hypothetical control complex in the central nervous system of animals that triggers the appropriate behavioral response to a releaser.
- residence insurance — Residence insurance is insurance coverage against damage to a building in which you live.
- resign oneself (to) — to submit or become reconciled (to); accept (something) passively
- resistance movement — a movement fighting (for freedom, etc), often secretly or illegally, against an invader in an occupied country or against the country's government, etc
- resistance training — physical training that utilizes isometric, isotonic, or isokinetic exercise to strengthen or develop the muscles.
- reversible reaction — a reaction that, depending on ambient conditions, can proceed in either of two directions: the production of the reaction products from the reactants, or the production of the original reactants from the formed reaction products. Compare equilibrium (def 4).
- rhodesian ridgeback — a large short-haired breed of dog characterized by a ridge of hair growing along the back in the opposite direction to the rest of the coat. It was originally a hunting dog from South Africa
- rickettsial disease — any of several acute infectious diseases caused by ticks, mites, or body lice infected with rickettsiae. The main types include typhus, spotted fever, Q fever, trench fever, and tsutsugamushi disease
- saint simon zelotes — one of the 12 apostles, who had probably belonged to the Zealot party before becoming a Christian (Luke 6:15). Owing to a misinterpretation of two similar Aramaic words he is also, but mistakenly, called the Canaanite (Matthew 10:4). Feast day: Oct 28 or May 10
- scattersite housing — public housing, especially for low-income families, built throughout an urban area rather than being concentrated in a single neighborhood.
- seat belt tensioner — A seat belt tensioner is a device in a vehicle that pulls a seat belt tight if there is a sudden movement or stop.
- self-responsibility — the state or fact of being responsible, answerable, or accountable for something within one's power, control, or management.
- semisubmersible rig — Also called semisubmersible rig. a self-propelled barge that is mounted on partially submerged legs supported by underwater pontoons, rides at anchor, and serves as a work base and living quarters in deep offshore drilling operations.
- sensitometric curve — characteristic curve.
- sequential analysis — the analysis of data obtained from a sample the size of which is not fixed in advance, but is selected based on the outcome of the sampling as it proceeds.
- sessional indemnity — the remuneration paid to a member of the Canadian parliament.
- set one's sights on — to have (a specified goal) in mind; aim for
- sheet flood erosion — Geology. erosion by sheets of running water, rather than by streams.
- short-tail business — Short-tail business is insurance business where it is known that claims will be made and settled quickly.
- siberian crab apple — a hardy, round-headed tree, Malus baccata, of northern Asia, having white flowers and yellow or red fruit.
- siberian forest cat — a breed of powerfully-built long-haired cat, typically tabby with a white ruff and white paws
- siberian wallflower — a North American plant, Erysimum asperum, of the mustard family, having orange-yellow flowers.
- sickle-cell anaemia — Sickle-cell anaemia is an inherited illness in which the red blood cells become curved, causing a number of health problems.
- sidereal hour angle — the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body.
- sign of aggregation — any of the signs used to indicate grouping in an algebraic expression: vinculum, bar, or raised horizontal line, ; a pair of parentheses, (a + b); a pair of brackets, [ a + b ]; or a pair of braces, { a + b }.
- signalling system 7 — (protocol) (SS7) A protocol suite used for communication with, and control of, telephone central office switches and their attached processors.
- significant figures — the figures of a number that express a magnitude to a specified degree of accuracy, rounding up or down the final figure
- silk-screen process — Also called silkscreen process. a printmaking technique in which a mesh cloth is stretched over a heavy wooden frame and the design, painted on the screen by tusche or affixed by stencil, is printed by having a squeegee force color through the pores of the material in areas not blocked out by a glue sizing.
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- simple closed curve — a curve that is closed and that has no loops or points missing; a curve for which there exists a homeomorphism mapping it to a circle.
- simulation analysis — (language, simulation) (SIMAN) A simulation language, especially for manufacturing systems, developed by C. Dennis Pegden in 1983.
- single edge contact — (hardware) (SEC) The type of cartridge in which a Pentium II is packaged.
- single life annuity — A single life annuity is an annuity where only one life is covered.
- single-cell protein — a protein produced or derived from the culture of a single-celled organism, used as a food supplement or substitute. Abbreviation: SCP.
- single-line display — a display that presents information in a single line
- sir wilfrid laurier — Sir Wilfrid [wil-frid;; French weel-freed] /ˈwɪl frɪd;; French wilˈfrid/ (Show IPA), 1841–1919, Canadian statesman: prime minister 1896–1911.
- sissinghurst castle — a restored Elizabethan mansion near Cranbrook in Kent: noted for the gardens laid out in the 1930s by Victoria Sackville-West and Harold Nicolson
- sixteenth amendment — an amendment to the U.S. Constitution, ratified in 1913, authorizing Congress to levy a tax on incomes.
- sodium metasilicate — a white, granular sodium silicate, Na 2 SiO 3 , soluble in water: used in detergents and in bleaching and cleaning products.
- solid-state physics — the branch of physics that deals with the macroscopic physical properties of matter, especially solids; the study of the electromagnetic, structural, and thermodynamic properties of solids.
- soviet central asia — the region of the former Soviet Union now occupied by Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan
- spanish inquisition — the Inquisition in Spain, under state control from 1480 to 1834, marked by the extreme severity and cruelty of its proceedings in the 16th century.
- specific resistance — resistivity (def 2).
- specific-resistance — the power or property of resistance.
- stakeholder pension — In Britain, a stakeholder pension is a flexible pension scheme with low charges. Both employees and the state contribute to the scheme, which is optional, and is in addition to the basic state pension.
- stanford university — (education) A University in the city of Palo Alto, California, noted for work in computing, especially artificial intelligence. See SAIL.
- subsistence economy — an economy which produces only enough output for its own consumption and does not attempt to accumulate wealth
- subsistence farming — farming whose products are intended to provide for the basic needs of the farmer, with little surplus for marketing.
- succession of crops — the continuous cultivation of a crop throughout a season by successive plantings or by the use of varieties with different rates of growth.