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Rocky Mountain spotted fever
(Encyclopedia)Rocky Mountain spotted fever, infectious disease caused by a rickettsia. The bacterium is harbored by wild rodents and other animals and is carried by infected ticks of several species that attach the...Freedmen's Bureau
(Encyclopedia)Freedmen's Bureau, in U.S. history, a federal agency, formed to aid and protect the newly freed blacks in the South after the Civil War. Established by an act of Mar. 3, 1865, under the name “bureau...natural rights
(Encyclopedia)natural rights, political theory that maintains that an individual enters into society with certain basic rights and that no government can deny these rights. The modern idea of natural rights grew ou...Fielding, Henry
(Encyclopedia)Fielding, Henry, 1707–54, English novelist and dramatist. Born of a distinguished family, he was educated at Eton and studied law at Leiden. Settling in London in 1729, he began writing comedies, fa...Sendak, Maurice Bernard
(Encyclopedia)Sendak, Maurice Bernard, 1928–2012, American writer and illustrator of children's books, b. Brooklyn, N.Y. Largely self-taught, he was widely acclaimed as the 20th-century's most important childrens...poliomyelitis
(Encyclopedia)poliomyelitis pōˌlēōmīˌəlīˈtĭs [key], polio, or infantile paralysis, acute viral infection, mainly of children but also affecting older persons. Historically, there were three immunologic ty...bee
(Encyclopedia)bee, name for flying insects of the superfamily Apoidea, in the same order as the ants and the wasps. Bees are characterized by their enlarged hind feet, typically equipped with pollen baskets of stif...Common Cause
(Encyclopedia)Common Cause, U.S. organization that seeks a “reordering of national priorities and revitalization of the public process to make our political and governmental institutions more responsive to the ne...curlew
(Encyclopedia)curlew kûrˈlo͞o [key], common name for large shore birds of both hemispheres, generally brown and buff in color and with decurved bills. There are eight species, belonging to the genus Numenius. Th...loon
(Encyclopedia)loon, common name for migratory aquatic birds found in fresh- and saltwater in the colder parts of the Northern Hemisphere. Its strange, laughing call carries for great distances. Like the grebes, loo...Browse by Subject
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