vulcanized
adjective /ˈvʌlkənaɪzd/
/ˈvʌlkənaɪzd/
(British English also vulcanised)
(specialist)- (of rubber) treated with sulphur at great heat to make it strongerWord Originearly 19th cent. (in the sense ‘throw into a fire’): from Vulcan + -ized.