Definition of "rainforest" []

• A dense evergreen forest with an annual rainfall of at least 406 centimeters (160 inches). Rainforests are often, but not always, located in tropical regions. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The Canopy Tower hotel, a former U.S. radar installation, is surrounded by virgin rainforest and exotic wildlife."
• "But gosh they sure can tell me the rainforest is disappearing, animals are dying, and the Earth is getting warmer."
• "Now 52, she is a disciple of the slain rainforest activist Chico Mendes, and an early member of the Workers Party."