/ Dictionary / Index G geyser basin: Meaning and Definition of Find definitions for: gey'ser ba"sin Pronunciation: [key] an area containing a group of geysers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. geyser geyserite Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language