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decibel

(Encyclopedia)decibel dĕsˈəbĕlˌ, –bəl [key], abbr. dB, unit used to measure the loudness of sound. It is one tenth of a bel (named for A. G. Bell), but the larger unit is rarely used. The decibel is a measu...

Woods, Granville Taylor

(Encyclopedia)Woods, Granville Taylor,, 1856–1910, African-American inventor, b. Columbus, Ohio. He worked in a railroad shop as a youth, becoming a machinist and blacksmith. He subsequently worked on trains, fir...

Branson

(Encyclopedia)Branson, city (2020 pop. 12,638), Taney and Stone cos., SW Mo.; inc. 1912. Located in the Ozark mountains, the town was originally established when Reub...

bronze, in metallurgy

(Encyclopedia)bronze, in metallurgy, alloy of copper, tin, zinc, phosphorus, and sometimes small amounts of other elements. Bronzes are harder than brasses. Most are produced by melting the copper and adding the de...

C.I.A.M.

(Encyclopedia)C.I.A.M. (Congrès internationaux d'architecture moderne). Founded in 1928 by Hélène de Mandrot, Sigfried Giedion, and Le Corbusier, C.I.A.M. sought to divert architecture from academic preoccupatio...

Espinel, Vicente Martínez

(Encyclopedia)Espinel, Vicente Martínez vēthānˈtā märtēˈnāth āspēnĕlˈ [key], 1550–1624, Spanish writer, musician, and adventurer. Espinel was notorious for his dissolute life, which his holy vows, ta...

Aaron

(Encyclopedia)Aaron ârˈən [key], in the Bible, the brother of Moses and his spokesman in Egypt, and the first high priest of the Hebrews. He is presented as the instrument of God in performing many signs, such a...

Oistrakh, David Feodorovich

(Encyclopedia)Oistrakh, David Feodorovich oiˈsträk [key], 1908–74, Ukrainian violinist, b. Odessa. Encouraged by his father, an amateur violinist, he began to study his instrument at the age of five. He graduat...

Marler, Peter Robert

(Encyclopedia)Marler, Peter Robert, 1928–2014, British ethologist, b. Slough, England, Ph.D University College London, 1952, and Cambridge, 1954. At Cambridge he was introduced to the sonic spectrograph, an instr...

Watt, James

(Encyclopedia)Watt, James, 1736–1819, Scottish inventor. While working at the Univ. of Glasgow as an instrument maker, Watt was asked to repair a model of Thomas Newcomen's steam engine. He devised improvements t...