- Dian [dahy-an] /daɪˈæn/, 1932–85, U.S. zoologist: expert on great apes.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- American zoologist who conducted extensive studies of mountain gorillas in Rwanda, Africa. Her research brought about a new understanding of the gorilla's behavior and habitat and supported conservation efforts in Africa.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.