/ Dictionary / Index P paleog.: Meaning and Definition of Find definitions for: paleog. Pronunciation: [key] paleography. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. paleoencephalon Paleogene Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language