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Roth, Cecil

(Encyclopedia)Roth, Cecil, 1899–1970, Jewish historian and educator, b. London. He was educated at Oxford (Ph.D., 1924) and was reader in Jewish Studies there from 1939 to 1964. Thereafter he was visiting profess...

Abbot, George

(Encyclopedia)Abbot, George, 1562–1633, archbishop of Canterbury. He was one of the collaborators (from the Univ. of Oxford) on the Authorized Version of the Bible and was an authority on geography. He became arc...

Wien, Wilhelm

(Encyclopedia)Wien, Wilhelm vĭlˈhĕlm vēn [key], 1864–1928, German physicist. He was professor at the universities of Giessen (1899), Würzburg (1900–1920), and Munich (from 1920). He received the 1911 Nobel...

engineering

(Encyclopedia)engineering, profession devoted to designing, constructing, and operating the structures, machines, and other devices of industry and everyday life. Until the Industrial Revolution there were only t...

states of matter

(Encyclopedia)states of matter, forms of matter differing in several properties because of differences in the motions and forces of the molecules (or atoms, ions, or elementary particles) of which they are composed...

linseed oil

(Encyclopedia)linseed oil, amber-colored, fatty oil extracted from the cotyledons and inner coats of the linseed. The raw oil extracted from the seeds by hydraulic pressure is pale in color and practically without ...

sciatica

(Encyclopedia)sciatica sīătˈĭkə [key], severe pain in the leg along the sciatic nerve and its branches. It may be caused by injury or pressure to the base of the nerve in the lower back, or by metabolic, toxic...

oil gas

(Encyclopedia)oil gas, any of a group of fuel gases produced from oil by exposing it to high temperatures. High-Btu oil gas is so called because of its high heating value; it is often used to supplement natural gas...

Langley, Samuel Pierpont

(Encyclopedia)Langley, Samuel Pierpont, 1834–1906, American scientist, b. Roxbury, Mass., received only a high school education but continued his studies in science in Boston libraries. He became, in 1866, profes...

free energy

(Encyclopedia)free energy or Gibbs free energy, quantity derived from the relationships between heat and work studied in thermodynamics and used as a measure of the relative stability of a physical or chemical syst...

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