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Hofstadter, Richard

(Encyclopedia)Hofstadter, Richard hōfˈstătˌər, hŏfˈ–, hôfˈ– [key], 1916–70, American historian, b. Buffalo, N.Y. He received his Ph.D. from Columbia in 1942 and began teaching there in 1946, becoming...

Green Bay, city, United States

(Encyclopedia)Green Bay, city (2020 pop. 107,395), seat of Brown co., NE Wis., at the mouth of the Fox River on Green Bay; inc. 1854. An important Great Lakes harbor,...

gerbil

(Encyclopedia)gerbil jûrˈbĭl [key], small desert rodent found throughout the hot arid regions of Africa and Asia. Also known as sand rats, gerbils have large eyes and powerful, elongated hind limbs upon which th...

jumping mouse

(Encyclopedia)jumping mouse, rodent slightly larger than the common mouse, found in North America and N Asia, also called the kangaroo mouse. Its long hind legs and tail enable it to leap distances up to 12 ft (3.7...

Mayakovsky, Vladimir Vladimirovich

(Encyclopedia)Mayakovsky, Vladimir Vladimirovich vlədyēˈmĭr vlədyēˈmĭrəvĭch mīˌəkôfˈskē [key], 1893–1930, Russian poet and dramatist. Mayakovsky was a leader of the futurist school in 1912, and he...

llanos

(Encyclopedia)llanos yäˈnōs [key], Spanish-American term for prairies, specifically those of the Orinoco River basin of N South America, in Venezuela and E Colombia. The llanos of the Orinoco are a vast, hot reg...

opal

(Encyclopedia)opal ōˈpəl [key], a mineral consisting of poorly crystalline to amorphous silica, SiO2·nH2O; the water content is quite variable but usually ranges from 3% to 10%. Common opal is usually colorless...

avocet

(Encyclopedia)avocet ăvˈəsĕt [key], common name for a long-legged wading bird about 15 to 18 in. (37.5–45 cm) long, related to the snipe and belonging to the same family as the stilt. The American avocet or b...

Mackenzie, Alexander, Canadian political leader

(Encyclopedia)Mackenzie, Alexander, 1822–92, Canadian political leader, b. Scotland. Emigrating (1842) to Canada, he worked first as a stonemason in Kingston, Ont., and then as a builder and contractor in Sarnia....

mamba

(Encyclopedia)mamba, name for African snakes of the genus Dendroaspis, in the cobra family. Widely distributed throughout Africa except in the deserts, mambas have extremely toxic venom. When attacking they raise t...