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Mayr

American  
[mahy-er] / ˈmaɪ ər /

noun

  1. Ernst, 1904–2005, U.S. zoologist and evolutionary theorist, born in Germany.

Mayr Scientific  
/ mī′ər /

  1. German-born American zoologist who synthesized Gregor Mendel's theories of inheritance with Charles Darwin's natural selection theory to develop the concept of speciation, which expanded scientific understanding of the formation of species and how they adapt to their their environment.

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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.