Edison,Thomas Alva — Edison, Thomas Alva. 1847 1931. American inventor who patented more than a thousand inventions, among them the microphone (1877), the phonograph (1878), and an incandescent lamp (1879). In New York City he installed the world s first central… … Universalium
Edison — Edison1 [ed′i sən] Thomas Alva [al′və] 1847 1931; U.S. inventor, esp. of electrical & communication devices, including the incandescent lamp, phonograph, & microphone Edison2 [ed′i sən] [after EDISON1 Thomas Alva, who had his first laboratory… … English World dictionary
lamp — lampless, adj. /lamp/, n. 1. any of various devices furnishing artificial light, as by electricity or gas. Cf. fluorescent lamp, incandescent lamp. 2. a container for an inflammable liquid, as oil, which is burned at a wick as a means of… … Universalium
Edison, Thomas Alva — born Feb. 11, 1847, Milan, Ohio, U.S. died Oct. 18, 1931, West Orange, N.J. U.S. inventor. He had very little formal schooling. He set up a laboratory in his father s basement at age 10; at 12 he was earning money selling newspapers and candy on… … Universalium
edison effect — noun Usage: usually capitalized E Etymology: after Thomas A. Edison died 1931 American inventor : the thermionic current observed when an additional electrode is introduced into an incandescent lamp bulb and connected externally with the positive … Useful english dictionary
Edison , Thomas Alva — (1847–1931) American physicist and inventor Edison was born in Milan, Ohio, and was taught at home by his mother – he had been expelled from school as ‘retarded’, perhaps because of his deafness. From the age of seven he lived in Port Huron,… … Scientists
Edison effect — Physics. the phenomenon of the flow of electric current when an electrode sealed inside the bulb of an incandescent lamp is connected to the positive terminal of the lamp. [named after T. A. EDISON] * * * … Universalium
Thomas Edison — Infobox person name = Thomas Alva Edison caption = Genius is one percent inspiration, ninety nine percent perspiration. Thomas Alva Edison, Harper s Monthly (September 1932) birth date =birth date|1847|02|11 birth place =Milan, Ohio death date… … Wikipedia
Thomas Alva Edison — (1915) Thomas Alva Edison (* 11. Februar 1847 in Milan, Ohio; † 18. Oktober … Deutsch Wikipedia
Thomas A. Edison — Thomas Alva Edison (1915) Thomas Alva Edison (* 11. Februar 1847 in Milan, Ohio; † 18. Oktober 1931 in West Orange, New Jersey) war ein US amerikanischer Erfinder und Unternehmer mit Schwerpunkt auf dem Gebiet der Elektrizität. Seine Verdienste… … Deutsch Wikipedia