Definition

Noun: 1. A tropical tree: A large deciduous tree (Hevea brasiliensis) native to the Amazon and Orinoco river basins, characterized by leathery leaves and clusters of fragrant, yellow-white flowers. It is the primary commercial source of natural rubber, which is harvested as a milky latex sap (juice) from its trunk.

Usage Examples

• Noun:
  • The caoutchouc tree was first cultivated for its rubber outside South America in the 19th century.
  • Plantations of caoutchouc trees are often called rubber plantations.
  • The sap from the caoutchouc tree is processed to create natural rubber.

Advanced Usage

• Historical/Botanical Context: The term "caoutchouc" is derived from a Native American word for "weeping wood," referring to the tree's latex. While "rubber tree" is the common modern term, "caoutchouc tree" is used in more formal, historical, or botanical contexts to specify this particular species as the original source of commercial rubber.

Variants and Related Words

• Rubber tree: The common, modern synonym for .
• Para rubber tree: Another name emphasizing the tree's association with the Pará region of Brazil.
• Hevea brasiliensis: The formal botanical (Latin) name for the species.
• Caoutchouc (noun): The raw, unvulcanized latex or rubber obtained from this tree.

Synonyms

• Rubber tree
• Para rubber tree
• (scientific name)

Related Phrases/Compounds

• Rubber plantation: A large farm or estate where are cultivated for latex production.
• Latex tapping: The process of carefully cutting the bark of the to collect its milky sap.

Noun

1. 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