caoutchouc
/ˈkaʊtʃʊk/
noun
- A natural rubber obtained from the sap of certain tropical trees, used to make elastic materials.
- Early raincoats were made from caoutchouc to keep out water.
- The factory processed caoutchouc into rubber bands and erasers.
- Indigenous people in the Amazon have used caoutchouc for centuries to make waterproof containers.
Synonyms