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Roman art

(Encyclopedia)Roman art, works of art produced in ancient Rome and its far-flung provinces. The continued striving after three-dimensional illusionist effects revealed in the various phases of painting was dup...

assembly line

(Encyclopedia)assembly line, manufacturing technique in which a product is carried by some form of mechanized conveyor among stations at which the various operations necessary to its assembly are performed. It is u...

acetaminophen

(Encyclopedia)acetaminophen əsētˌəmĭnˈəfĭn [key], an analgesic and fever-reducing medicine. It is an active ingredient in many over-the-counter medicines, including Tylenol and Midol. Introduced in the earl...

Sahel

(Encyclopedia)Sahel sähĕlˈ [key], name applied to the semiarid region of Africa between the Sahara to the north and the savannas to the south, extending from Senegal and Mauritania on the west, through Mali, N B...

Thouless, David James

(Encyclopedia)Thouless, David James, 1934–2019, British physicist, b. Bearsden, Scotland, Ph.D. Cornell, 1958. He was a professor at the Univ. of Birmingham, England (1965–78), Yale (1979–80), and the Univ. o...

reserpine

(Encyclopedia)reserpine rĕsûrˈpēn [key], alkaloid isolated from the root of the snakeroot plant (Rauwolfia serpentina), a small evergreen climbing shrub of the dogbane family native to the Indian subcontinent. ...

Cohen, Samuel Theodore

(Encyclopedia)Cohen, Samuel Theodore, 1921–2010, American physicist known as the “father of the neutron bomb,” b. Brooklyn, N.Y., grad. Univ. of California, Los Angeles, 1943. He worked on the Manhattan Proje...

Ginzburg, Natalia Levi

(Encyclopedia)Ginzburg, Natalia Levi nətälˈyə lēˈvē gĭnˈsbûrg [key], 1916–91, Italian novelist. Because she and her husband Leone Ginzburg were Jewish, they were confined to a small village from 1940 to...

fetal alcohol syndrome

(Encyclopedia)fetal alcohol syndrome (FAS), pattern of physical, developmental, and psychological abnormalities seen in babies born to mothers who consumed alcohol during pregnancy. The abnormalities include low bi...

Amacher, Maryanne

(Encyclopedia)Amacher, Maryanne, 1938–2009, American avant-garde composer, b. Kane, Pa. She studied composition with Georg Rochberg at the Univ. of Pennsylvania (B.F.A., 1964), and privately with Karlheinz Stockh...