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inert gas

(Encyclopedia)inert gas or noble gas, any of the elements in Group 18 of the periodic table. In order of increasing atomic number they are: helium, neon, argon, krypton, xenon, and radon. They are colorless, odorle...

meitnerium

(Encyclopedia)meitnerium mītnĭrˈēəm [key], artificially produced radioactive chemical element; symbol Mt; at. no. 109; mass number of most stable isotope 276; m.p., b.p., sp. gr., and valence unknown. Situated...

electric circuit

(Encyclopedia)CE5 A. Series circuit: Current is the same through each resistance; voltage divides in direct proportion to each resistance. B. Parallel circuit: Voltage drop is the same over each resistance; curr...

Davenport, Herbert Joseph

(Encyclopedia)Davenport, Herbert Joseph, 1861–1931, American economist, b. Wilmington, Vt., Ph.D. Univ. of Chicago, 1898. He taught at the Univ. of Missouri and at Cornell. In Value and Distribution (1908) and Th...

Decorated style

(Encyclopedia)Decorated style, name applied to the second period of English Gothic architecture from the late 13th to the mid-14th cent. The basic structural elements developed during the Early English style (late ...

Chu Shih-chieh

(Encyclopedia)Chu Shih-chieh jo͞o shŭ-jĕ [key], fl. 1280–1303, Chinese mathematician. He contributed to the study of arithmetic and geometric series and to that of finite differences. His two mathematical work...

Falconet, Étienne Maurice

(Encyclopedia)Falconet, Étienne Maurice ātyĕnˈ môrēsˈ fälkōnāˈ [key], 1716–91, French sculptor; pupil of Lemoyne. Under Louis XV he became director of sculpture at the Sèvres porcelain factory, where ...

inorganic chemistry

(Encyclopedia)inorganic chemistry, the study of all the elements and their compounds with the exception of carbon and its compounds, which fall under the category of organic chemistry. Inorganic chemistry investiga...

Hocking, William Ernest

(Encyclopedia)Hocking, William Ernest, 1873–1966, American idealist philosopher, b. Cleveland, grad. Harvard (B.A., 1901; Ph.D., 1904). He was professor of philosophy at Harvard from 1914 until his retirement in ...

Obrecht, Jacob

(Encyclopedia)Obrecht, Jacob yäˈkōp ōˈbrĕkht [key], c.1450–1505, Flemish composer. Obrecht was ordained as a priest in 1480. He wrote an early four-part setting of the St. Matthew Passion. His sacred music ...