Columbia Encyclopedia

Search results

500 results found

Bach, Johann Sebastian

(Encyclopedia)Bach, Johann Sebastian bäkh [key], 1685–1750, German composer and organist, b. Eisenach; one of the greatest and most influential composers of the Western world. He brought polyphonic baroque musi...

Philadelphia, city, United States

(Encyclopedia)Philadelphia, city (2020 pop. 1,603,797), coextensive with Philadelphia co., SE Pa., on the Delaware River c.100 mi (160 km) upstream at the influx of t...

Schnabel, Julian

(Encyclopedia)Schnabel, Julian shnäˈbəl [key], 1951–, American artist, b. Brooklyn, N.Y. He studied art at the Univ. of Houston and the Whitney Museum. A neoexpressionist, he became a superstar of the 1980s ar...

Betzig, Robert Eric

(Encyclopedia)Betzig, Robert Eric, 1960–, American physicist, b. Ann Arbor, Mich., Ph.D. Cornell, 1988. Betzig worked at AT&T Bell Laboratories from 1988 to 1996, when he become vice president of research and...

Morse, Samuel Finley Breese

(Encyclopedia)Morse, Samuel Finley Breese, 1791–1872, American inventor and artist, b. Charlestown, Mass., grad. Yale, 1810. He studied painting in England under Washington Allston and achieved some success. He r...

galvanometer

(Encyclopedia)CE5 Galvanometer galvanometer gălˌvənŏmˈətər [key], instrument used to determine the presence, direction, and strength of an electric current in a conductor. All galvanometers are based upo...

radiometer

(Encyclopedia)radiometer rāˌdēŏmˈətər [key], instrument for detection or measurement of electromagnetic radiation; the term is applied in particular to devices used to measure infrared radiation. One of the ...

Kitab al-Aghani

(Encyclopedia)Kitab al-Aghani kētäbˈ äl-ägänēˈ [key] [Arab.,=book of songs], collection of poems in many volumes compiled by Abu al-Faraj Ali of Esfahan. It contains poems from the oldest epoch of Arabic li...

Muti, Riccardo

(Encyclopedia)Muti, Riccardo rēk-kärˈdō mo͞oˈtē [key], 1941–, Italian conductor. Principal conductor of the Maggio Musicale (1969–81) in Florence and of the Philharmonia Orchestra (1973–82) in London, ...

Hillingdon

(Encyclopedia)Hillingdon, outer borough of Greater London, SE England. Industries include printing, motion-picture production, and the manufacture of aircraft, food p...