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chloroplast

(Encyclopedia)chloroplast klōrˈəplăstˌ, klôrˈ– [key], a complex, discrete green structure, or organelle, contained in the cytoplasm of plant cells. Chloroplasts are reponsible for the green color of almost...

German wirehaired pointer

(Encyclopedia)German wirehaired pointer, breed of large sporting dog developed in Germany in the mid-19th cent. It stands about 24 in. (61 cm) high at the shoulder and weighs about 60 lb (27 kg). Its harsh, wiry ou...

Girodet-Trioson, Anne-Louis

(Encyclopedia)Girodet-Trioson, Anne-Louis än-lwē zhērôdāˈ-trēôzôNˈ [key], 1767–1824, French painter. Originally named Girodet de Roussy or Roucy, he was a student of J.-L. David, and his classical train...

fauvism

(Encyclopedia)fauvism fōˈvĭzəm [key] [Fr. fauve=wild beast], name derisively hurled at and cheerfully adopted by a group of French painters, including Matisse, Rouault, Derain, Vlaminck, Friesz, Marquet, van Do...

Equal Employment Opportunity Commission

(Encyclopedia)Equal Employment Opportunity Commission (EEOC), U.S. agency created in 1964 to end discrimination based on race, color, religion, sex, or national origin in employment and to promote programs to make ...

Granit, Ragnar

(Encyclopedia)Granit, Ragnar, 1900–1991, Swedish physiologist, M.D., Univ. of Helsinki, 1927. A professor at the Univ. of Helsinki from 1927, he joined the faculty of the Karolinska Institute, Sweden, in 1940. Gr...

Puvis de Chavannes, Pierre

(Encyclopedia)Puvis de Chavannes, Pierre pyĕr püvēˈ də shävänˈ [key], 1824–98, French mural painter, b. Lyons. In 1844 he went to Paris, where he studied under Delacroix and Couture. His painting War (Ami...

Pyramus and Thisbe

(Encyclopedia)Pyramus and Thisbe pĭrˈəməs, thĭzˈbē [key], in classical mythology, youth and maiden of Babylon, whose parents opposed their marriage. Their homes adjoined, and they conversed through a crevice...

quipus

(Encyclopedia)quipus or khipus kēˈpo͞oz [key], groups of strings, knotted for tally, which were used by the Inca for keeping records and sending messages. The quipu, which is believed to have predated the rise o...

optical activity

(Encyclopedia)optical activity, the ability of asymmetric compounds to rotate the orientation of planar polarized light. Such compounds and their mirror images are know as enantiomers, or optical isomers. Although ...