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leaven

(Encyclopedia)leaven lĕvˈən [key], agent used to raise bread or other flour foods. Physical leavens include water vapor, which is released as steam at high temperatures (as in popovers), and air, which is incorp...

Bulusan, Mount

(Encyclopedia)Bulusan, Mount, active stratovolcano, Sorsogon prov., S Luzon Island, Philippines, rising to 5,133 ft (1,565 m). Bounded on the W and S by other volcanic mountains, it is near the southern end of the ...

prune

(Encyclopedia)prune, popular name for a dried plum. Fruits of the many varieties of Prunus domestica, which are firm-fleshed and dry easily without removal of the stone, are gathered after falling from the tree, di...

gas, fuel

(Encyclopedia)gas, fuel, gaseous substance that burns in air and releases enough heat to be useful as a fuel, while also remaining sufficiently stable at ordinary temperatures to permit long-term storage without de...

Waterloo, city, United States

(Encyclopedia)Waterloo, city (1990 pop. 66,467), seat of Black Hawk co., NE Iowa, on the Cedar River; inc. 1868. Originally a center for sawmills and flour mills, Waterloo is a trade and industrial center in a farm...

Thomasville

(Encyclopedia)Thomasville. 1 City (1990 pop. 17,457), seat of Thomas co., SW Ga., near the Fla. line; inc. 1831. It is a farm trade center, with a large fresh-vegetable market. Manufactures include lumber, clothing...

cutter

(Encyclopedia)cutter, small, one-masted sailing vessel, with a rig similar to that of a sloop except that it usually has a sliding bowsprit and a topmast. From 1800 to 1830 cutters were in service between England a...

Perry, Matthew Calbraith

(Encyclopedia)Perry, Matthew Calbraith, 1794–1858, American naval officer, b. South Kingstown, R.I.; brother of Oliver Hazard Perry. Appointed a midshipman in 1809, he first served under his brother on the Reveng...

Grangemouth

(Encyclopedia)Grangemouth grānjˈməth, –mouth [key], town (1981 pop. 21,744), Falkirk, central Scotland, on the Forth River at the eastern terminus of the Forth and Clyde canal. Grangemouth is an important oil ...

vulcanization

(Encyclopedia)vulcanization vŭlˌkənəzāˈshən [key], treatment of rubber to give it certain qualities, e.g., strength, elasticity, and resistance to solvents, and to render it impervious to moderate heat and c...