VULCANIZE is validvalid

[v VULCANIZED, VULCANIZES, VULCANIZING] : VULCANIZATION [n], VULCANIZER [n]

119,203 of 196,601 in NWL2023·also valid in CSW24

to change the properties of, as caoutchouc, or India rubber, by the process of vulcanization, also VULCANISE [v VULCANIZED, VULCANIZING, VULCANIZES]