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oxide

(Encyclopedia)oxide, chemical compound containing oxygen and one other chemical element. Oxides are widely and abundantly distributed in nature. Water is the oxide of hydrogen. Silicon dioxide is the major componen...

electricity

(Encyclopedia)CE5 Electrical and radio symbols electricity, class of phenomena arising from the existence of charge. The basic unit of charge is that on the proton or electron—the proton's charge is designate...

sovereignty

(Encyclopedia)sovereignty, supreme authority in a political community. The concept of sovereignty has had a long history of development, and it may be said that every political theorist since Plato has dealt with t...

League of Women Voters

(Encyclopedia)League of Women Voters, voluntary public service organization of U.S. citizens. Organized in 1920 in Chicago as an outgrowth of the National American Woman Suffrage Association, it had as its original...

Arista, Mariano

(Encyclopedia)Arista, Mariano märyäˈnō ärēˈstä [key], 1802–55, Mexican general and president (1851–53). A royalist in the revolt against Spain, he later joined Agustín de Iturbide. He fought in the Mex...

Lane, Sir Ralph

(Encyclopedia)Lane, Sir Ralph, c.1530–1603, leader of the first attempted English settlement in America, on Roanoke Island, N.C. Sent by Sir Walter Raleigh, the expedition of over 100 colonists left England in Ap...

Haverhill

(Encyclopedia)Haverhill hāˈvərĭl [key], city (2020 pop. 67,787), Essex co., NE Mass., on the Merrimack ...

Heisman, John William

(Encyclopedia)Heisman, John William hīsˈmən [key], 1869–1936, American football coach, b. Cleveland. He studied and played football at Brown (1887–89) and the Univ. of Pennsylvania (1890–91). He coached fo...

governor, in government

(Encyclopedia)governor, chief executive of a dependent or component unit in a political system. In the United States, a governor is the chief executive of each state and is elected by the people of the state. In th...

Goren, Charles Henry

(Encyclopedia)Goren, Charles Henry gôrˈən [key], 1901–91, American expert on bridge, b. Philadelphia, grad. McGill Univ., 1922. Goren played bridge as a law student and by 1931 was competing in major tournamen...