1. a dense forest found in tropical areas with consistently heavy rainfall

Examples

• The Amazon rainforest is home to thousands of species of plants and animals.
• Scientists are studying the effects of deforestation on rainforest ecosystems.
• Many medicines have been developed from plants found in rainforests.
• The humid climate of the rainforest supports incredible biodiversity.
• Conservation efforts aim to protect rainforests from being cleared for agriculture.
• Tourists can take guided tours through the Costa Rican rainforest.
• The canopy layer of the rainforest blocks most sunlight from reaching the forest floor.