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Perth, city, Australia

(Encyclopedia)Perth, city (2016 pop. 21,797, Greater Perth 2016 pop. 1,943,858), capital of Western Australia, SW Australia, on the Swan River estuary. Fremantle is Perth's port. Perth is a communications and trans...

World Meteorological Organization

(Encyclopedia)World Meteorological Organization (WMO), specialized agency of the United Nations; established in 1950 with headquarters at Geneva, it became affiliated with the United Nations a year later. It replac...

Yaoundé

(Encyclopedia)Yaoundé yäo͞ondāˈ [key], city (1990 est. pop. 750,000), capital of Cameroon. It is the country's administrative, financial, and communications center. Manufactures include cigarettes, dairy produ...

Buenaventura

(Encyclopedia)Buenaventura bwāˌnävānto͞oˈrä [key], city (2020 est. pop. 451,000), W Colombia, a port on the Pacific ...

Saturn, in astronomy

(Encyclopedia)CE5 Saturn and its ring system as seen from Earth Saturn, in astronomy, 6th planet from the sun. Saturn has 82 confirmed natural satellites, many of which have not been named. Five of the discov...

sonar

(Encyclopedia)sonar sōˈnär [key], device used underwater for locating submerged objects and for submarine communication by means of sound waves. The term sonar is an acronym for sound navigation ranging. The mai...

Ascension, island

(Encyclopedia)Ascension əsĕnˈchən [key], island, 34 sq mi (88 sq km), in the S Atlantic, NW of Saint Helena and belonging to the British St. Helena overseas territory. Georgetown i...

prospecting

(Encyclopedia)prospecting, search for mineral deposits suitable for mining. Modern prospecting has replaced earlier methods based on chance or superstition (e.g., use of the divining rod) with others based on a sci...

camouflage

(Encyclopedia)camouflage kămˈəfläzh [key], in warfare, the disguising of objects with artificial aids, especially for the purpose of making them blend into their surroundings or of deceiving the observer as to ...

Mans, Le

(Encyclopedia)Mans, Le lə mäN [key], city (1990 pop. 148,465), capital of Sarthe dept., NW France, on the Sarthe River. The historical capital of Maine, it is also an important manufacturing, commercial, educatio...