1. of, characteristic of, or associated with Vulcan
3. [sometimes v-]; Geology
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'vulcanian'L Vulcanius, of Vulcan