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bandicoot

(Encyclopedia)bandicoot, small marsupial mammal native to Australia and nearby islands. There are 19 species in eight genera. Bandicoots have long, pointed, shrewlike faces; gray or brown fur; and long, bushy, ratl...

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...

testosterone

(Encyclopedia)CE5 testosterone tĕstŏsˈtərōn [key], principal androgen, or male sex hormone. One of the group of compounds known as anabolic steroids, testosterone is secreted by the testes (see testis) but ...

tiger

(Encyclopedia)tiger, large carnivore of the cat family, Panthera tigris, found in the forests of Asia. There are six subspecies of P. tigris: Amur or Siberian, Sumatran, Malayan, North Indochinese, Bengal, and Sout...

radar

(Encyclopedia)radar, system or technique for detecting the position, movement, and nature of a remote object by means of radio waves reflected from its surface. Although most radar units use microwave frequencies, ...

electric shock

(Encyclopedia)electric shock, effect of the passage of a current of electricity through the body. Fatality may result from shocks of from 1 to 2 amperes and 500 to 1,000 volts. However, the effect of electric shock...

Downs, North, and South Downs

(Encyclopedia)Downs, North, and South Downs, parallel ranges of chalk hills, SE England. They rise to 965 ft (294 m) at Leith Hill, Surrey. The North Downs range, extending c.100 mi (160 km) from near Farnham, Surr...

chickadee

(Encyclopedia)chickadee chĭkˈədēˌ [key], small North American bird of the titmouse family. The black-capped chickadee (Parus atricapillus), lively and gregarious, is a permanent resident over most of its range...

Akron

(Encyclopedia)Akron ăkˈrən [key], city (2020 pop. 190,469), seat of Summit co., NE Ohio, on the Little Cuyahoga River; inc. 1865. Once the heart of the nation's rubber industry, Akro...

fair-trade laws

(Encyclopedia)fair-trade laws, in the United States, a former group of statutes that permitted manufacturers to specify the minimum retail price of a commodity. The first fair-trade law was adopted (1931) by Califo...