The definition of a conservationist is a person who works to protect animals or the Earth.noun
Someone who is trying to save animals and stop deforestation is an example of a conservationist.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a person who advocates the conservation of natural resources
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
One that practices or advocates conservation, especially of natural resources.