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computer graphics

(Encyclopedia)computer graphics, the transfer of pictorial data into and out of a computer. Using analog-to-digital conversion techniques, a variety of devices—such as curve tracers, digitizers, and light pens—...

miniature painting

(Encyclopedia)miniature painting [Ital.,=artwork, especially manuscript initial letters, done with the red lead pigment minium; the word originally had no implication as to size]. In a general sense the term denote...

Mühlenberg, Heinrich Melchior

(Encyclopedia)Mühlenberg, Heinrich Melchior myo͞oˈlənbûrg [key], 1746–1807, American clergyman, Revolutionary officer, and legislator, eldest son of Heinrich, was born in Trappe, Pa., and studied at Halle. A...

infinity

(Encyclopedia)infinity, in mathematics, that which is not finite; it is often indicated by the symbol ∞. A sequence of numbers, a1, a2, a3, … , is said to “approach infinity” if the numbers eventually b...

Comanche

(Encyclopedia)Comanche kəmănˈchē [key], Native North Americans belonging to the Shoshonean group of the Uto-Aztecan branch of the Aztec-Tanoan linguistic stock (see Native American languages). They originated f...

Progressive party

(Encyclopedia)Progressive party, in U.S. history, the name of three political organizations, active, respectively, in the presidential elections of 1912, 1924, and 1948. At Philadelphia in July, 1948, a new...

de Kooning, Willem

(Encyclopedia)de Kooning, Willem də ko͞oˈnĭng [key], 1904–97, American painter, b. Netherlands; studied Rotterdam Academy of Fine Arts and Techniques. De Kooning immigrated to the United States, arriving as a...

Michelangelo Buonarroti

(Encyclopedia)Michelangelo Buonarroti mīkəlănˈjəlō, Ital. mēkālänˈjālō bwōnär-rôˈtē [key], 1475–1564, Italian sculptor, painter, architect, and poet, b. Caprese, Tuscany. In his architectura...

McCarthy, Joseph Raymond

(Encyclopedia)McCarthy, Joseph Raymond, 1908–57, U.S. senator from Wisconsin (1947–57), b. near Appleton, Wis. He practiced law in Wisconsin and became (1940) a circuit judge. He served with the U.S. marines in...

home schooling

(Encyclopedia)home schooling, the practice of teaching children in the home as an alternative to attending public or private elementary or high school. In most cases, one or both of the children's parents serve as ...