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sphinx

(Encyclopedia)sphinx sfĭngks [key], mythical beast of ancient Egypt, frequently symbolizing the pharaoh as an incarnation of the sun god Ra. The sphinx was represented in sculpture usually in a recumbent position ...

zero

(Encyclopedia)zero, that number which, when added to any number, leaves the latter unchanged; its symbol is 0. The introduction of zero into the decimal system was the most significant achievement in the developmen...

bookbinding

(Encyclopedia)bookbinding. The art and business of bookbinding began with the protection of parchment manuscripts with boards. Papyrus had originally been produced in rolls, but sheets of parchment came to be folde...

cement

(Encyclopedia)cement, binding material used in construction and engineering, often called hydraulic cement, typically made by heating a mixture of limestone and clay until it almost fuses and then grinding it to a ...

Sephardim

(Encyclopedia)Sephardim səfärˈdəm [key], one of the two major geographic divisions of the Jewish people, consisting of those Jews whose forebears in the Middle Ages resided in the Iberian Peninsula, as distingu...

cavalry

(Encyclopedia)cavalry, a military force consisting of mounted troops trained to fight from horseback. Horseback riding probably evolved independently in the Eurasian steppes and the mountains above the Mesopotamian...

Liège, city, Belgium

(Encyclopedia)Liège, Du. Luik, Ger. Lüttich, city (1991 pop. 194,596), capital of Liège prov., E Belgium, at the confluence of the Meuse and Ourthe rivers, near the Dutch and German borders. Greater Liège inclu...

leather

(Encyclopedia)leather, skin or hide of animals, cured by tanning to prevent decay and to impart flexibility and toughness. Prehistoric and primitive peoples preserved pelts with grease and smoke and used them chief...

Meuse, river, France, Belgium, and the Netherlands

(Encyclopedia)Meuse myo͞oz, Fr. möz [key], Du. Maas, river, c.560 mi (900 km) long, rising in the Langres Plateau, NE France and flowing N past Sedan (the head of navigation) and Charleville-Mézières into S Bel...

kitchen

(Encyclopedia)kitchen, separate room or other space set aside for the cooking or preparation of meals. When cooking first moved indoors, it was performed, with other domestic labors, in the common room, where the f...