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Definition of Caoutchouc tree
1. Noun. Deciduous tree of the Amazon and Orinoco Rivers having leathery leaves and fragrant yellow-white flowers; it yields a milky juice that is the chief source of commercial rubber.
Exact synonyms: Hevea Brasiliensis, Para Rubber Tree
Generic synonyms: Angiospermous Tree, Flowering Tree
Generic synonyms: Angiospermous Tree, Flowering Tree