20-letter words containing s, i, y

stony-iron meteorite — a meteorite of roughly equal proportions of metallic iron and stony matter.
subscription library — a commercial lending library
summary jurisdiction — the right a court has to adjudicate immediately upon some matter arising during its proceedings
sunday-go-to-meeting — most presentable; best: Sunday-go-to-meeting clothes.
surveillance society — a society where surveillance technology is widely used to monitor people's everyday activities
symmetric difference — the union of the relative complements of two sets.
synchronized skating — the art or sport of teams of up to twenty skaters holding onto each other and moving in patterns in time to music
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.
synoptic meteorology — a branch of meteorology analyzing data collected simultaneously over a wide region, for the purpose of weather forecasting.
synthetic philosophy — the philosophy of Herbert Spencer, intended as a synthesis of all the sciences.
system international — Système International d'Unités
systemic circulation — the circulatory system in general.
systemic linguistics — a school of linguistics of British origin that emphasizes the social functions of language and describes grammar in terms of hierarchically organized structures and of systems of mutually exclusive choices available to the speaker under specified conditions.
take pity on someone — If you take pity on someone, you feel sorry for them and help them.
tetrahydrogestrinone — a synthetic anabolic steroid. Formula: C21H28O2
the (great) pyramids — the three large pyramids at Gîza, Egypt: the largest is the Pyramid of Khufu
the garment industry — the manufacturing of items of clothing
the leisure industry — businesses such as cinemas, restaurants, sports facilities etc
the naughty nineties — (in Britain) the 1890s, considered to be a period of fun-loving and laxity, esp in sexual morals
the sky is the limit — If you say the sky is the limit, you mean that there is nothing to prevent someone or something from being very successful.
the whole nine yards — everything that is required; the whole thing
theosophical society — a society founded by Madame Blavatsky and others, in New York in 1875, advocating a worldwide eclectic religion based largely on Brahmanic and Buddhistic teachings.
thermodynamic system — a system whose states of equilibrium can be specified by a few macroscopic properties.
third-party software — software created by programmers or publishers independent of the manufacturer of the hardware for which it is intended.
thirty-nine articles — a set of formulas defining the doctrinal position of the Church of England, drawn up in the 16th century, to which the clergy are required to give general consent
three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
to get your bearings — to find out where one is or to find out what one should do next
to line your pockets — If you say that someone is lining their own or someone else's pockets, you disapprove of them because they are making money dishonestly or unfairly.
to spread your wings — If you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience.
toxic shock syndrome — a rapidly developing, sometimes fatal infection characterized by sudden onset of fever, gastrointestinal upsets, a sunburnlike rash, and a drop in blood pressure: caused by a Staphylococcus aureus toxin and occurring especially in menstruating women using high-absorbency tampons. Abbreviation: TSS.
track-train dynamics — the interaction between the track and a moving train.
transmission density — a measure of the extent to which a substance transmits light or other electromagnetic radiation, equal to the logarithm to base ten of the reciprocal of the transmittance
treasury certificate — an obligation of the U.S. government represented by certificates in denominations ranging from $1000 to $1,000,000, maturing in one year or less with interest periodically payable by the redemption of coupons.
treaty of versailles — the treaty of 1919 imposed upon Germany by the Allies (except for the US and the Soviet Union): the most important of the five peace treaties that concluded World War I
try conclusions with — to engage in an argument or contest with
twenty-twenty vision — vision that is of normal acuity
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.
unemployment figures — statistics relating to the number of people who are out of work
university education — a course of study undertaken and completed at a university
university extension — a system by which an institution provides educational programs, as evening classes, for students otherwise unable to attend.
university of durham — (body, education) A busy research and teaching community in the historic cathedral city of Durham, UK (population 61000). Its work covers key branches of science and technology and traditional areas of scholarship. Durham graduates are in great demand among employers and the University helps to attract investment into the region. It provides training, short courses, and expertise for industry. Through its cultural events, conferences, tourist business and as a major employer, the University contributes in a wide social and economic sense to the community. Founded in 1832, the University developed in Durham and Newcastle until 1963 when the independent University of Newcastle upon Tyne came into being. Durham is a collegiate body, with 14 Colleges or Societies which are a social and domestic focus for students. In 1992, the Universities of Durham and Teesside launched University College, Stockton-on-Tees, which has 190 students in the first year.
university of hawaii — (body, education) A University spread over 10 campuses on 4 islands throughout the state. See also Aloha, Aloha Net.
university of twente — (body, education) A university in the east of The Netherlands for technical and social sciences. It was founded in 1961, making it one of the youngest universities in The Netherlands. It has 7000 students studying Applied Educational Science; Applied Mathematics; Applied Physics; Chemical Technology; Computer Science; Electrical Engineering; Mechanical Engineering; Philosophy of science, Technology and Society; Educational Technology.
university professor — a professor entitled to teach courses in more than one field or discipline at a university.
upper yosemite falls — a section of Yosemite Falls in central California, in the Yosemite National Park that is 436 m (1430 ft) high
video graphics array — (hardware) (VGA) A display standard for IBM PCs, with 640 x 480 pixels in 16 colours and a 4:3 aspect ratio. There is also a text mode with 720 x 400 pixels. IBM technical references define the *product name* of their original VGA display board as "Video Graphics Array", in contrast to the preceding boards, the "Color Graphics Adapter" (CGA) and "Enhanced Graphics Adapter" (EGA). See also Super Video Graphics Adapter.
visually handicapped — unable to carry out normal activities because of defects of vision, including blindness
voluntary euthanasia — the act of killing someone painlessly, esp to relieve suffering from an incurable illness, with their consent
watering of the eyes — the formation of tears in the eyes
webster's dictionary — Informal. a dictionary of the English language, especially American English, such as Dictionary.com.

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