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heliocentric system
(Encyclopedia)heliocentric system: see Copernican system. ...cardiovascular system
(Encyclopedia)cardiovascular system: see circulatory system. ...cgs system
(Encyclopedia)cgs system, system of units of measurement based on the metric system and having the centimeter of length, the gram of mass, and the second of time as its fundamental units. Other cgs units are the dy...borstal system
(Encyclopedia)borstal system bôrˈstəl [key], rehabilitation method formerly used in Great Britain for delinquent boys aged 16 to 21. The idea originated (1895) with the Gladstone Committee as an attempt to refor...Bertillon system
(Encyclopedia)Bertillon system bərtĭlˈyən [key], first scientific method of criminal identification, developed by the French criminologist Alphonse Bertillon (1853–1914). The system, based on the classificati...bicameral system
(Encyclopedia)bicameral system bīkămˈərəl [key], governmental system dividing the legislative function between two chambers, an “upper,” such as the U.S. Senate and the British House of Lords, and a “low...binary system
(Encyclopedia)binary system, numeration system based on powers of 2, in contrast to the familiar decimal system, which is based on powers of 10. In the binary system, only the digits 0 and 1 are used. Thus, the fir...urinary system
(Encyclopedia) CE5 Urinary system urinary system, group of organs of the body concerned with excretion of urine, that is, water and the waste products of metabolism. In humans, the kidneys are two small organs s...Namib-Naukluft National Park
(Encyclopedia)Namib-Naukluft National Park, 19,216 sq mi (49,768 sq km), W Namibia, encompassing parts of the Namib Desert and the Naukluft mountain range. It was established in 1979 when the Namib Desert Park (beg...Giddings, Joshua Reed
(Encyclopedia)Giddings, Joshua Reed, 1795–1864, American abolitionist, b. Tioga Point (now Athens), Pa. A successful lawyer in Jefferson, Ohio, he represented the Western Reserve in Congress (1838–59). For his ...Browse by Subject
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