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Semënov

American

[sim-yaw-nuhf, syi-myaw-nuhf] / sɪmˈyɔ nəf, syɪˈmyɔ nəf /

noun

Nicolai N. 1896–1986, Russian chemist: Nobel Prize 1956.

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.