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liquid crystal

(Encyclopedia)liquid crystal, liquid whose component particles, atoms or molecules, tend to arrange themselves with a degree of order far exceeding that found in ordinary liquids and approaching that of solid cryst...

Powell, John Wesley

(Encyclopedia)Powell, John Wesley, 1834–1902, American geologist and ethnologist, b. Mt. Morris (now part of New York City). The family moved to Illinois, where Powell joined the Natural History Society, making c...

peyote

(Encyclopedia)peyote pāōˈtē [key], spineless cactus (Lophophora williamsii), ingested by indigenous people in Mexico and the United States to produce visions. The plant is native to the SW United States, partic...

pheasant

(Encyclopedia)pheasant, common name for some members of a family (Phasianidae) of henlike birds related to the grouse and including the Old World partridge, the peacock, various domestic and jungle fowls, and the t...

bowerbird

(Encyclopedia)bowerbird, common name for any of several species of birds of the family Ptilonorhynchidae, native to Australia and New Guinea, which build, for courtship display, a bower of sticks or grasses. Usuall...

Catullus

(Encyclopedia)Catullus (Caius Valerius Catullus) kətŭlˈəs [key], 84? b.c.–54? b.c., Roman poet, b. Verona. Of a well-to-do family, he went c.62 b.c. to Rome. He fell deeply in love, probably with Clodia, sist...

Cantabria

(Encyclopedia)Cantabria käntäˈbrēä [key], autonomous community and coextensive prov., 2,057 sq mi (5,328 sq ...

Sumner, William Graham

(Encyclopedia)Sumner, William Graham, 1840–1910, American sociologist and political economist, b. Paterson, N.J., grad. Yale, 1863, and studied in Germany, in Switzerland, and at Oxford. He was ordained an Episco...

tektite

(Encyclopedia)tektite tĕktīt [key], naturally occurring, silica-rich (65%–80% SiO2) glass resembling obsidian and sometimes shale, and is normally jet black to olive green. They appear as small rounded or elong...

Winnebago

(Encyclopedia)Winnebago, Native North Americans whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). When Father Jean Nicolet encountered them (1634), th...