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Beer's law

(Encyclopedia)Beer's law [for August Beer], physical law stating that the quantity of light absorbed by a substance dissolved in a nonabsorbing solvent is directly proportional to the concentration of the substance...

monad

(Encyclopedia)monad: see Bruno, Giordano; Leibniz, Gottfried Wilhelm, Baron von. ...

Einhorn, David

(Encyclopedia)Einhorn, David īnˈhôrn [key], 1809–79, Jewish theological writer and leader of the Reform movement in Judaism in the United States. Born in Bavaria, he studied philosophy at Munich and was influe...

Eisner, Kurt

(Encyclopedia)Eisner, Kurt ko͝ortˈ īsˈnər [key], 1867–1919, German socialist. He studied at the Friedrich Wilhelm Univ. in Berlin and edited several leading socialist newspapers. In 1917 he joined the newly ...

Haase, Hugo

(Encyclopedia)Haase, Hugo ho͞oˈgō häˈzə [key], 1863–1919, German Socialist leader. A Social Democratic member of the Reichstag, he opposed World War I, but initially followed his party's position in support...

Bellingshausen Sea

(Encyclopedia)Bellingshausen Sea, part of the S Pacific Ocean, W Antarctica, SW of Cape Horn between the Antarctic Peninsula and Amundsen Sea. The sea is named after Russian explorer Fabian Gottlieb von Bellingshau...

Kneller, Sir Godfrey

(Encyclopedia)Kneller, Sir Godfrey gôtˈfrēt fən knĭlˈər [key], 1646–1723, English portrait painter, b. Germany. After study in Amsterdam, Rome, and Venice, he settled in England in 1675, achieving success ...

Tieck, Ludwig

(Encyclopedia)Tieck, Ludwig lo͝otˈvĭtkh tēk [key], 1773–1853, German writer. In his youth he led the transition from Sturm und Drang to romanticism, writing with W. H. Wackenroder Phantasien über die Kunst (...

Devrient, Ludwig

(Encyclopedia)Devrient, Ludwig lo͝otˈvĭkh dəvrēăNˈ [key], 1784–1832, German actor. He abandoned a commercial career in 1804 to join a traveling theatrical company. In Berlin he was a favorite in comedy and...

Lyra

(Encyclopedia)Lyra līˈrə [key] [Lat.,=the lyre], northern constellation lying S of Draco, E of Hercules, and W of Cygnus. Although many civilizations represented it as a bird, it was also depicted as a tortoise....