/ Dictionary / Index V vulcanology: Meaning and Definition of Find definitions for: vul•can•ol•o•gy Pronunciation: (vul"ku-nol'u-jē), [key] — n. volcanology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vulcanology (Thesaurus) vulcanized fiber Vulg. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language