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Mendeleev

or Men·de·ley·ev, Men·de·lej·eff

[men-dl-ey-uh f; Russian myin-dyi-lye-yef]
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noun
  1. Dmi·tri I·va·no·vich [dmyee-tryee ee-vah-nuh-vyich] /ˈdmyi tryi iˈvɑ nə vyɪtʃ/, 1834–1907, Russian chemist: helped develop the periodic law.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

mendeleev in Science

Mendeleev

[mĕn′də-lāəf]
  1. Russian chemist who devised the Periodic Table, which shows the relationships between the chemical elements. He first published the Table in 1869 and continued to refine it over the next 20 years.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.