rainforest
noun
rain·for·est
ˈrān-ˌfȯr-əst 
-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
Examples of rainforest in a Sentence
Recent Examples on the Web
Thankfully, my passport wasn’t stolen, nor was it stranded somewhere in the middle of the rainforest (my worst fear at the time).
—
Amelia McBride, Travel + Leisure, 28 Sep. 2025
The two organizations will mobilize $200 million to protect 30 million hectares of Amazon rainforest.
—Althea Legaspi, Rolling Stone, 28 Sep. 2025
Ticket purchases support Global Citizen’s mission to end extreme poverty and protect the Amazon rainforest.
—Isabela Raygoza, Billboard, 28 Sep. 2025
Chocolate is made from cacao beans, the seeds of the cacao tree, a plant scientists believe is native to rainforests in the Amazon basin and Orinoco River basin of South America, according to the University of Vermont and University of Oxford.
—Jenna Prestininzi, Freep.com, 25 Sep. 2025
No, lawns don’t have the broad biological diversity of, say, the Brazilian rainforest.
—Paul Cappiello, Louisville Courier Journal, 24 Sep. 2025
While some believe misting your houseplants once or twice a day helps create the tropical-rainforest conditions preferred by many plants, Hancock says the payoff might not be worth the effort.
—Patricia Shannon, Southern Living, 18 Sep. 2025
Including the cultivation, rainforest, heather-moorland, alpine desert and the Arctic summit.
—Barbie Porter, Twin Cities, 18 Sep. 2025
Climbing Into the Canopy Deep in the remote Amazon rainforest, three lofty towers jut out of the canopy.
—Yasemin Saplakoglu, Quanta Magazine, 15 Sep. 2025
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Amelia McBride, Travel + Leisure, 28 Sep. 2025
The two organizations will mobilize $200 million to protect 30 million hectares of Amazon rainforest.
—Althea Legaspi, Rolling Stone, 28 Sep. 2025
Ticket purchases support Global Citizen’s mission to end extreme poverty and protect the Amazon rainforest.
—Isabela Raygoza, Billboard, 28 Sep. 2025
Chocolate is made from cacao beans, the seeds of the cacao tree, a plant scientists believe is native to rainforests in the Amazon basin and Orinoco River basin of South America, according to the University of Vermont and University of Oxford.
—Jenna Prestininzi, Freep.com, 25 Sep. 2025
No, lawns don’t have the broad biological diversity of, say, the Brazilian rainforest.
—Paul Cappiello, Louisville Courier Journal, 24 Sep. 2025
While some believe misting your houseplants once or twice a day helps create the tropical-rainforest conditions preferred by many plants, Hancock says the payoff might not be worth the effort.
—Patricia Shannon, Southern Living, 18 Sep. 2025
Including the cultivation, rainforest, heather-moorland, alpine desert and the Arctic summit.
—Barbie Porter, Twin Cities, 18 Sep. 2025
Climbing Into the Canopy Deep in the remote Amazon rainforest, three lofty towers jut out of the canopy.
—Yasemin Saplakoglu, Quanta Magazine, 15 Sep. 2025
Cite this Entry
“Rainforest.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rainforest. Accessed 30 Sep. 2025.
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