rainforest

noun

rain·​for·​est ˈrān-ˌfȯr-əst How to pronounce rainforest (audio)
-ˌfär-
variants or less commonly rain forest
plural rainforests also rain forests
1
: a tropical woodland with an annual rainfall of at least 100 inches (254 centimeters) and marked by lofty broad-leaved evergreen trees forming a continuous canopy

called also tropical rainforest

2

Examples of rainforest in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Dosio, a 75-year-old big game hunter, was killed on April 17 during a hunting trip in Gabon, Central Africa, after a herd of elephants attacked him in the rainforest. Ryan Brennan april 28, Kansas City Star, 28 Apr. 2026 Those who choose to venture beyond the hotel will be rewarded with jaw-dropping views of the volcanic island, with its famous twin peaks and lush rainforests. Hollie Clemence, TheWeek, 27 Apr. 2026 The English-speaking country saw a record number of visitors in 2025 and will host the Caribbean Tourism Organization’s State of the Tourism Industry Conference for the first time in 2026—two signs that its remote rainforests are inching toward the spotlight. Carla Vianna, Condé Nast Traveler, 27 Apr. 2026 They were meant to live their lives in the rainforests of Guyana and Peru, where the temperatures are warm and humid year-round and there is plenty of food and verdant foliage in which to hide. Orlando Sentinel Editorial Board, The Orlando Sentinel, 26 Apr. 2026 Safari operator Collect Africa confirmed Ernie’s death and said that the professional guide, who accompanied the California vineyard owner on the $40,000 hunting trip in the Lopé-Okanda rainforest, had survived and sustained serious injuries in the encounter. Kimberlee Speakman, PEOPLE, 25 Apr. 2026 As Sloth World Orlando prepares to open a 7,500-square-foot, cage-free rainforest for sloths, reports surfaced that at least 31 sloths have been found dead under the venue's care, according to reports by the Florida Fish & Wildlife Conservation Commission (FWC). Jessica Mekles, FOXNews.com, 23 Apr. 2026 Paving roads in the Amazon rainforest has long brought deforestation that threatens the people who live there. ABC News, 23 Apr. 2026 In addition to tropical varieties of all kinds (bromeliads, hibiscus, bananas, bird-of-paradise), Leu is home to one of the state’s largest formal rose gardens, a tropical steam garden (similar to a rainforest), a collection of fruit trees, a camellia collection, and so much more. Lisa Cericola, Southern Living, 23 Apr. 2026

Word History

First Known Use

1900, in the meaning defined at sense 1

Time Traveler
The first known use of rainforest was in 1900

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Cite this Entry

“Rainforest.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rainforest. Accessed 2 May. 2026.

Kids Definition

rain forest

noun
1
: an often tropical woodland with a high annual rainfall and very tall evergreen trees with tops forming a continuous layer

called also tropical rain forest

2

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