vulcanized

/ˈvʌlkənaɪzd/
adjective
  1. Describing rubber or similar material that has been treated with sulfur and heat to make it stronger and more elastic.
    • Vulcanized rubber is used to make durable shoe soles.
    • The hose is made of vulcanized material that resists cracking.
    • Vulcanized tires last much longer than untreated ones.
Synonyms
What does "vulcanized" mean? | whatsthatwordmean | whatsthatwordmean