The Collaborative International Dictionary
Volcanizing
Volcanize \Vol"can*ize\, v. t. [imp. & p. p. Volcanized; p. pr. & vb. n. Volcanizing.] [Cf. Vulcanize.] To subject to, or cause to undergo, volcanic heat, and to be affected by its action.
Wiktionary
volcanizing
vb. (present participle of volcanize English)