The quality or state of being volcanic. / The level of power of a volcano.

(historical) The belief, held mostly in the 18th century, that rocks were formed in fire. It was a rival theory to Neptunism.

plural of vulcanizer

Alternative spelling of Vulcanism (“historical scientific view”) / Alternative spelling of volcanism (“volcanic activity”)

plural of vulcanicity

Of, pertaining to, or resembling the Roman god Vulcan.

Alternative spelling of volcanic / Fiery.

plural of Vulcan

plural of vulcanism

plural of vulcanization