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Carlstadt

(Encyclopedia)Carlstadt, Karlstadt käˈrôlōshtätˌ [key], c.1480–1541, German Protestant reformer, whose original name was Andreas Rudolph Bodenstein. As early as 1516, Carlstadt presented theses denying fre...

Bugenhagen, Johann

(Encyclopedia)Bugenhagen, Johann yōˈhän bo͞oˈgənhäˌgən [key], 1485–1558, German Protestant reformer. Born in Pomerania, he is sometimes called Dr. Pomeranus. Bugenhagen, an ordained priest, was attracted...

Nuttall, Thomas

(Encyclopedia)Nuttall, Thomas, 1786–1859, American naturalist, b. England. He was a pioneer in American paleontology and was curator (1822–32) of the Harvard botanical garden. He accompanied several scientific ...

sex therapy

(Encyclopedia)sex therapy, treatment of sexual disorders and dysfunction, including impotence, orgasmic dysfunction, vaginismus (spasm of the muscles of the vagina), premature ejaculation, and lack of sexual respon...

labor, in economics

(Encyclopedia)labor, term used both for the effort of performing a task and for the workers engaged in the activity. In ancient times much of the work was done by slaves (see slavery). In the feudal period agricult...

bear, in zoology

(Encyclopedia)bear, large mammal of the family Ursidae in the order Carnivora, found almost exclusively in the Northern Hemisphere. Bears have large heads, bulky bodies, massive hindquarters, short, powerful limbs,...

cardinal, in zoology

(Encyclopedia)cardinal or redbird, common name for a North American songbird of the family Fringillidae (New World finch family). In the eastern cardinal, Richmondena cardinalis, the male is bright scarlet with bla...

Morris, Robert, 1734–1806, American merchant

(Encyclopedia)Morris, Robert, 1734–1806, American merchant, known as the “financier of the American Revolution,” and signer of the Declaration of Independence, b. Liverpool, England. Morris emigrated to Ameri...

magic, in entertainment

(Encyclopedia)magic, in entertainment, the seeming manipulation and supernatural control of the natural world for the amusement and amazement of an audience. Entertainment magic can be divided into four main catego...

National Science Foundation

(Encyclopedia)National Science Foundation (NSF), an independent agency in the executive branch of the U.S. federal government concerned with promoting a national science policy by supporting basic research and educ...