from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Tourism involving travel to areas of natural or ecological interest, typically under the guidance of a naturalist, for the purpose of observing wildlife and learning about the environment.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Responsible travel to natural areas supporting the fauna, flora, and local economy
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. tourism to exotic or threatened ecosystems to observe wildlife or to help preserve nature
eco- + tourism (Wiktionary)