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autonomy

(Encyclopedia)autonomy ôtŏnˈəmē [key] [Gr.,=self-rule], in a political sense, limited self-government, short of independence, of a political state or, more frequently, of a subdivision. The term is also used f...

Ramapithecus

(Encyclopedia)Ramapithecus räməpəthēˈkəs, –pĭthˈə– [key], former name for an extinct group of primates that lived from about 12 to 14 million years ago, for a time regarded as a possible ancestor of Au...

Guercino

(Encyclopedia)Guercino gwĕrchēˈnō [key], 1591–1666, Italian painter whose original name was Giovanni Francesco Barbieri, b. near Bologna. He studied with Ludovico Carracci. Extremely skillful, prolific, and q...

Teleki, Count Paul

(Encyclopedia)Teleki, Count Paul tĕˈlĕkĭ [key], 1879–1941, Hungarian premier (1920–21, 1939–41), geographer, and political writer. He studied law, political science, and geography at the Univ. of Budapest...

Shockley, William Bradford

(Encyclopedia)Shockley, William Bradford, 1910–89, American physicist, b. London. He graduated from the California Institute of Technology (B.S., 1932) and the Massachusetts Institute of Technology (Ph.D., 1936)....

Mann, Thomas

(Encyclopedia)Mann, Thomas tōˈmäs män [key], 1875–1955, German novelist and essayist, the outstanding German novelist of the 20th cent., b. Lübeck; brother of Heinrich Mann. A writer of great intellectual br...

geochemistry

(Encyclopedia)geochemistry, study of the chemical changes on the earth. More specifically, it is the study of the absolute and relative abundances of chemical elements in the minerals, soils, ores, rocks, water, an...

miracle

(Encyclopedia)miracle, preternatural occurrence that is viewed as the expression of a divine will. Its awe and wonder lie in the fact that the cause is hidden. The idea of the miracle occurs especially with the evo...

histone

(Encyclopedia)histone hĭsˈtōn [key], any of a class of protein molecules found in the chromosomes of eukaryotic cells. They complex with the DNA (see nucleic acid) and pack the DNA into tight masses of chromatin...

selection

(Encyclopedia)selection. In Darwinism, the mechanism of natural selection is considered of major importance in the process of evolution. Popular formulations sometimes envisage a struggle for existence in which dir...