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mandates

(Encyclopedia)mandates, system of trusteeships established by Article 22 of the Covenant of the League of Nations for the administration of former Turkish territories and of former German colonies. As finally adopt...

blood groups

(Encyclopedia)blood groups, differentiation of blood by type, classified according to immunological (antigenic) properties, which are determined by specific substances on the surface of red blood cells. Blood group...

shorthand

(Encyclopedia)CE5 Shorthand systems shorthand, any brief, rapid system of writing that may be used in transcribing, or recording, the spoken word. Such systems, many having characters based on the letters of th...

relativity

(Encyclopedia)relativity, physical theory, introduced by Albert Einstein, that discards the concept of absolute motion and instead treats only relative motion between two systems or frames of reference. One consequ...

Cutler, Manasseh

(Encyclopedia)Cutler, Manasseh mənăsˈə [key], 1742–1823, American clergyman, scientist, and one of the organizers of the Ohio Company of Associates, b. Killingly, Conn. A student of both law and theology, he ...

Hammett, Dashiell

(Encyclopedia)Hammett, Dashiell dəshēlˈ [key], 1894–1961, American writer, b. St. Mary's co., Maryland. After a variety of jobs, including several years working as a detective for the Pinkerton agency, beginni...

Banks, Russell

(Encyclopedia)Banks, Russell, 1940–, American writer, b. Newton, Mass., grad. Univ. of North Carolina (1967). Banks is known for fiction that explores the bleaker aspects of American working-class life with empat...

Canadian Shield

(Encyclopedia)Canadian Shield or Laurentian Plateau lôrĕnˈchən [key], U-shaped region of ancient rock, the nucleus of North America, stretching N from the Great Lakes to the Arctic Ocean. Covering more than hal...

Engler, Adolf

(Encyclopedia)Engler, Adolf äˈdôlf ĕngˈlər [key], 1844–1930, German botanist. He emphasized the importance of geological history in the study of plant geography, and worked out an influential system of plan...

Gurugram

(Encyclopedia)Gurugram, formerly Gurgaon gûrˈgoun [key], city, Haryana state, N India, 15 mi (24 km) ...