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insurance

(Encyclopedia)insurance or assurance, device for indemnifying or guaranteeing an individual against loss. Reimbursement is made from a fund to which many individuals exposed to the same risk have contributed certai...

comet

(Encyclopedia)CE5 Comet: Whatever the direction of a comet's flight, its “tail” always points away from the sun. The tail disappears when the comet is far from the sun. comet [Gr.,=longhaired], a small cele...

Congo, Republic of the

(Encyclopedia)CE5 Congo, Republic of the, republic (2015 est. pop. 4,996,000), 132,046 sq mi (342,000 sq km), W central Africa; also known as the Congo Republic. Congo is bordered on the west by Gabon; on the no...

South America

(Encyclopedia)CE5 South America, fourth largest continent (2015 est. pop. 416,436,000), c.6,880,000 sq mi (17,819,000 sq km), the southern of the two continents of the Western Hemisphere. It is divided political...

air pollution

(Encyclopedia)air pollution, contamination of the air by noxious gases and minute particles of solid and liquid matter (particulates) in concentrations that endanger health. The major sources of air pollution are t...

asteroid

(Encyclopedia)CE5 The asteroid belt lies between the orbits of Mars and Jupiter. Gaps where no asteroids are found are called Kirkwood gaps. The Trojan asteroids share Jupiter's orbit with the planet. asteroid,...

Mongolia, country, Asia

(Encyclopedia)CE5 Mongolia mŏn-gōˈlēə, mŏng– [key], republic (2015 est. pop. 2,977,000), 604,247 sq mi (1,565,000 sq km), N central Asia; historically known as Outer Mongolia. Bordered on the west, south...

Chile

(Encyclopedia)CE5 Chile chĭlˈē, Span. chēˈlā [key], officially Republic of Chile, republic (2020 est. pop. 19,116,201), ...

Cameroon, country

(Encyclopedia)CE5 Cameroon kămˌəro͞onˈ [key], Fr. Cameroun, officially Republic of Cameroon, republ...

Bolivia

(Encyclopedia)CE5 Bolivia bōlĭvˈēə, Span. bōlēˈvyä [key], officially Plurinational Stat...