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Osiris

(Encyclopedia)Osiris ōsīˈrĭs [key], in Egyptian religion, legendary ruler of predynastic Egypt and god of the underworld. He was the son of the sky goddess Nut and the earth god Geb. The great benefactor of man...

bias, in electricity

(Encyclopedia)bias, a voltage, current, or other input applied to a device or system as a reference or to set its conditions of operation. A bias is usually steady but may vary with time, usually within a fixed and...

Islam in Africa

(Encyclopedia)Islam in Africa, the development of the Muslim religion on the African continent. During Muhammad's lifetime a group of Muslims escaped Meccan persecution (615) by fleeing to Ethiopia, where the Negus...

Hathor

(Encyclopedia)Hathor hăthˈôr [key], in Egyptian religion, celestial goddess of love and festivity. The personification of the sky, she was represented as a star-studded cow or as a woman with the head of a cow. ...

horn, in zoology

(Encyclopedia)horn, in zoology, one of a pair of structures projecting from the head of a hoofed animal, used chiefly as a weapon. In cattle, sheep, Old World antelopes, and related animals the horns are permanent ...

Ptah

(Encyclopedia)Ptah ptä [key], in Egyptian religion, great god of Memphis. He was one of the important gods of ancient Egypt and, according to Memphite theology, created the universe through the thought of his hear...

Book of the Dead

(Encyclopedia)Book of the Dead, term used to describe Egyptian funerary literature. The texts consist of charms, spells, and formulas for use by the deceased in the afterworld and contain many of the basic ideas of...

ornament, in architecture

(Encyclopedia)ornament, in architecture, decorative detail enhancing structures. Structural ornament, an integral part of the framework, includes the shaping and placement of the buttress, cornice, molding, ceiling...

Apis

(Encyclopedia)Apis āˈpĭs [key], in Egyptian religion, sacred bull of Memphis, said to be the incarnation of Osiris or of Ptah. His worship spread throughout the Mediterranean world and was particularly important...

rye, in botany

(Encyclopedia)rye, cereal grain of the family Poaceae (grass family). The grain, Secale cereale, is important chiefly in Central and N Europe. It seems to have been domesticated later than wheat and other staple gr...