especially: a South American tree (Hevea brasiliensis) of the spurge family that is cultivated in plantations and is a chief source of rubber
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When grown indoors, a rubber tree is a towering, sculptural plant that can grow up to 8 feet tall.—Leanne Potts, Better Homes & Gardens, 11 Jan. 2025 The precursor of the xylophone and marimba, a balafon is made by carefully cutting 21 wooden slats into different lengths, fixing them atop hallow calabashes, and striking them with mallets wound with the gum and sap of a rubber tree.—Eliot Stein, Rolling Stone, 9 Dec. 2024 Natural latex is made from the sap of rubber trees, while synthetic latex is derived from chemical processes.—Ashley Zlatopolsky, Architectural Digest, 25 Oct. 2024 Latex pillows Another option is latex foam, a material that’s either synthetic or derived from rubber trees.—Suzy Forman, SELF, 23 Oct. 2024 See all Example Sentences for rubber tree
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