Dobzhansky Theodosius Grigorevich

Dob·zhan·sky

 (dŭb-zhăn′skē), Theodosius Grigorevich 1900-1975.

Russian-born American biologist whose synthesis of population genetics with natural history in Genetics and the Origin of Species (1937), based on his studies of fruit flies in the wild, is considered a milestone in the development of modern evolutionary biology.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.