| SurinameThe Republic of Suriname more commonly known as Suriname or Surinam (formerly known as Netherlands Guiana and Dutch Guiana is a country in northern South America, in between French Guiana to the east and Guyana to the west. The southern border is shared w | Summer solsticeThe summer solstice is an astronomical term regarding the position of the Sun in relation to the celestial equator. The summer solstice is the date with the longest day and hence with the shortest night. This date usually falls on June 21/ June 22 (in the | SuperconductivitySuperconductivity is a phenomenon occurring in certain materials at low temperatures, characterised by the complete absence of electrical resistance and the damping of the interior magnetic field (the Meissner effect. In conventional superconductors, supe |
| Submarine sandwichA submarine sandwich (or just submarine where context would exclude the sea vessel, or even just sub is any of various sandwiches made on a long roll split lengthwise, especially those including meat, cheese, lettuce, tomato, and various condiments, sauce | SubstanceIn philosophy, substance means, approximately, that element of an object without which it would not exist. In the millennia-old Aristotelian tradition, as well as early modern traditions that follow it, substances are treated as having attributes and mode | Sun MicrosystemsSun Microsystems is a Silicon Valley-based computer, semiconductor and software manufacturer. Sun's products include computer servers and workstations based on the SPARC processor, the SunOS and Solaris operating systems, the NFS network file system, the |
| Suleiman the MagnificentSuleiman I ( November 6, 1494 September 5/ 6, 1566); in Turkish Suleyman , (nicknamed 'the Magnificent' or 'the Lawgiver', in Turkish 'Kanuni') was the sultan of the Ottoman Empire from 1520 to 1566 and successor to Selim I. He was born at Trabzon, Turkey | Subnational entitySubnational entity is a generic term for an administrative region within a country — on an arbitrary level below that of the sovereign state — typically with a local government encompassing multiple municipalities, counties, or provinces with a certain de | Sub-Saharan AfricaSub-Saharan Africa Africa south of the Sahara Desert, is the term is used to describe those countries of Africa that are not part of North Africa. Sub-Saharan Africa is also known as Black Africa or as Dark Africa (though some consider these terms to be o |