/ Dictionary / Index E explorationist: Meaning and Definition of Find definitions for: ex•plo•ra•tion•ist Pronunciation: (ek"splu-rā'shu-nist), [key] — n. a person who searches for new sources of oil, natural gas, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. exploration exploratory Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language