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[ber-zee-lee-uh s; Swedish ber-sey-lee-oo s] /bərˈzi li əs; Swedish bɛrˈseɪ liˌʊs/
Jöns Jakob
[yœns yah-kawp] /yœns ˈyɑ kɔp/ (Show IPA),
Baron, 1779–1848, Swedish chemist. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for baron jons jakob berzelius


/bəˈziːlɪəs; Swedish bærˈseːliʊs/
Baron Jöns Jakob (ˈjœns ˈjɑːkɔp). 1779–1848, Swedish chemist, who invented the present system of chemical symbols and formulas, discovered several elements, and determined the atomic and molecular weight of many substances
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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baron jons jakob berzelius in Science
Swedish chemist who is regarded as one of the founders of modern chemistry. Berzelius developed the concepts of the ion and of ionic compounds and made extensive determinations of atomic weights. In 1811 he introduced the classical system of chemical symbols, in which the names of elements are identified by one or two letters.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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