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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...

concretion

(Encyclopedia)concretion, mass or nodule of mineral matter, usually oval or nearly spherical in shape, and occurring in sedimentary rock. It is formed by the accumulation of mineral matter in the pore spaces of the...

rheology

(Encyclopedia)rheology rēŏlˈəjē [key], branch of physics dealing with the deformation and flow of matter. It is particularly concerned with the properties of matter that determine its behavior when a mechanica...

Ferrier, James Frederick

(Encyclopedia)Ferrier, James Frederick fĕrˈēər [key], 1808–64, Scottish philosopher. He was a professor at Edinburgh (1842–45) and at St. Andrews from 1845 until his death. His major work, the Institutes of...

Evans, Charles

(Encyclopedia)Evans, Charles, 1850–1935, American librarian and bibliographer, b. Boston. He organized many major American libraries including the Indianapolis public library, the Enoch Pratt Free Library in Balt...

Ersch, Johann Samuel

(Encyclopedia)Ersch, Johann Samuel yōˈhän zäˈmo͞oĕl ĕrsh [key], 1766–1828, German encyclopedist, first editor of the great encyclopedia known as Ersch and Gruber's. At his death, 17 volumes had been compl...

Jenner, Edward

(Encyclopedia)Jenner, Edward, 1749–1823, English physician; pupil of John Hunter. His invaluable experiments beginning in 1796 with the vaccination of eight-year-old James Phipps proved that cowpox provided immun...

Barbier, Antoine Alexandre

(Encyclopedia)Barbier, Antoine Alexandre äNtwänˈ älĕksäNˈdrə bärbyāˈ [key], 1765–1825, French bibliographer and government librarian. Barbier was one of a committee appointed to collect works suppresse...

Herschel

(Encyclopedia)Herschel hûrˈshəl [key], family of distinguished English astronomers. Sir William Herschel,Sir William Herschel, 1738–1822, born Friedrich Wilhelm Herschel, was a great pioneer in astronomy. Bor...

Friedman, Jerome Isaac

(Encyclopedia)Friedman, Jerome Isaac frēdˈmən [key], 1930–, American physicist, b. Chicago, Ph.D. Univ. of Chicago, 1956. A professor at the Massachusetts Institute of Technology, Friedman won the 1990 Nobel P...
 

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