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mammography

(Encyclopedia)mammography, diagnostic procedure that uses low-dose X rays to detect abnormalities in the breasts. Tomosynthesis, also known as 3D mammography, is form of mammography that combines X-ray images taken...

Rodrigo, Joaquín

(Encyclopedia)Rodrigo, Joaquín, 1902–99, Spanish composer, b. Sagunto, Valencia. He lost his sight as a child and wrote his music in Braille. After his musical talent was recognized, Rodrigo studied in Paris wit...

Censorinus

(Encyclopedia)Censorinus sĕnsōrīˈnəs [key], fl. c.238, Roman grammarian. He wrote De die natali [on the day of birth], an essay partly astrological, partly chronological, which affords much information on anci...

Nalchik

(Encyclopedia)Nalchik nälˈchĭk [key], city (1989 pop. 235,000), capital of Kabardino-Balkar Republic, S European Russia, on the northern slope of the Greater Caucasus. A health and tourist resort, it is the gate...

Tchelitchew, Pavel

(Encyclopedia)Tchelitchew, Pavel päˈvĕl chālēˈchĕf [key], 1898–1957, Russian-American painter. His first commissions, ballet designs, were given him while he was living in Berlin (1921–23), whence he had...

Dixon, Thomas

(Encyclopedia)Dixon, Thomas, 1864–1946, American novelist, b. Shelby, N.C., grad. Wake Forest College. A militant Southerner, he is best known for his novel The Clansman (1905), on which D. W. Griffith's movie Th...

Franzén, Frans Michael

(Encyclopedia)Franzén, Frans Michael fräns mēˈkäĕl fränsānˈ [key], 1772–1847, Swedish poet, a bishop, b. Finland. He became professor of philosophy at Åbo in 1798. His Ode to Gustaf Philip Creutz (1797)...

dam

(Encyclopedia)dam, barrier, commonly across a watercourse, to hold back water, often forming a reservoir or lake; dams are also sometimes used to control or contain rockslides, mudflows, and the like in regions whe...

Puah

(Encyclopedia)Puah pyo͞oˈə [key], in the Bible. 1 Midwife ordered by Pharaoh to kill Jewish boys at birth. 2 Father of the judge Tola. 3 See Phuvah. ...

Maier, Hermann

(Encyclopedia)Maier, Hermann hĕrˈmänˌ mīˈər [key], 1972–, Austrian skier. Sent home from a ski academy in his teens by a physical condition, he was a bricklayer before winning a place on the Austrian World...