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atmosphere

(Encyclopedia)CE5 Atmosphere atmosphere [Gr.,=sphere of air], the mixture of gases surrounding a celestial body with sufficient gravity to maintain it. Although some details about the atmospheres of other plane...

Greek religion

(Encyclopedia)Greek religion, religious beliefs and practices of the ancient inhabitants of the region of Greece. The civil strife that followed the classical period (from c.500 b.c.) placed the old gods on trial...

organized crime

(Encyclopedia)organized crime, criminal activities organized and coordinated on a national scale, often with international connections. The American tradition of daring desperadoes like Jesse James and John Dilling...

computer

(Encyclopedia)CE5 Schematic diagram of a computer system: Data flow is indicated by solid lines; control signals are indicated by dashed lines. computer, device capable of performing a series of arithmetic or l...

magnetism

(Encyclopedia)CE5 Lines of induction around a single bar magnet and between opposite poles of different magnets magnetism, force of attraction or repulsion between various substances, especially those made of i...

rocket, in aeronautics

(Encyclopedia)CE5 Relative positions of the components of the Saturn V rocket, the U.S. space vehicle used in the moon missions rocket, any vehicle propelled by ejection of the gases produced by combustion of s...

Arabia

(Encyclopedia)Arabia ərāˈbēə [key], peninsula (1991 est. pop. 35,000,000), c.1,000,000 sq mi (2,590,000 sq km), SW Asia. It is bordered on the W by the Gulf of Aqaba and the Red Sea, on the S by the Gulf of Ad...

radio

(Encyclopedia)CE5 A. AM transmitter B. AM receiver radio, transmission or reception of electromagnetic radiation in the radio frequency range. The term is commonly applied also to the equipment used, especially...

automobile

(Encyclopedia)CE5 Automobile chassis CE5 Two views of a six-cylinder automobile engine automobile, self-propelled vehicle used for travel on land. The term is commonly applied to a four-wheeled vehicle desig...

Iran

(Encyclopedia)CE5 Iran ēränˈ, ĭrănˈ [key], officially Islamic Republic of Iran, republic (2015 est. pop. 79,360,000), 636,290 sq mi (1,648,000 sq km), SW Asia. The country's name was changed from Persia to...

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