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civil law

(Encyclopedia)civil law, as used in this article, a modern legal system based upon Roman law, as distinguished from common law. Civil law is based on written legal codes, a hallmark of the Roman legal system, in wh...

Lippe, river, Germany

(Encyclopedia)Lippe, river, c.150 mi (240 km) long, rising in the Teutoburg Forest, W Germany and flowing westward into the Rhine River. It is canalized to permit barge navigation. Water from the Lippe is used in t...

Nelson, Leonard

(Encyclopedia)Nelson, Leonard, 1882–1927, German philosopher. On the faculty of the Univ. of Göttingen from 1909, he was interested in the use of critical method to establish a scientific foundation for philosop...

Lobachevsky, Nikolai Ivanovich

(Encyclopedia)Lobachevsky, Nikolai Ivanovich nyĭkəlīˈ ēväˈnəvĭch ləbəchĕfˈskē [key], 1793–1856, Russian mathematician. A pioneer in non-Euclidean geometry, he challenged Euclid's fifth postulate tha...

repartimiento

(Encyclopedia)repartimiento rāpärtēmyĕnˈtō [key], in Spanish colonial practice, usually, the distribution of indigenous people for forced labor. In a broader sense it referred to any official distribution of ...

Robbins, John Bennet

(Encyclopedia)Robbins, John Bennet, 1932–2019, American physician and microbiologist, b. Brooklyn, N.Y., M.D. New York Univ., 1959. He did research at the Weizmann Institute of Science in Israel and taught at the...

gauss

(Encyclopedia)gauss gous [key] [for C. F. Gauss], abbr. G, unit of magnetic flux density (see flux, magnetic) equal to 0.0001 (10−4) weber per square meter. Since this unit is derived from the cgs system of units...

Delsarte, François

(Encyclopedia)Delsarte, François fräNswäˈ dĕlsärtˈ [key], 1811–71, French teacher of acting and singing. He studied singing (1825–29) at the Paris Conservatoire and appeared as a tenor at the Opéra-Comi...

endoderm

(Encyclopedia)endoderm ĕnˈdədûrmˌ [key], in biology, inner layer of tissue formed in the gastrula stage of the developing embryo. At the end of the blastula stage, cells of the embryo are arranged in the form ...

O'Keefe, John

(Encyclopedia)O'Keefe, John, 1939–, British-American neuroscientist, b. New York City, Ph.D. McGill Univ., 1967. O'Keefe has spent his entire career at University College London, beginning as a postdoctoral fello...