/ Dictionary / Index P pistology: Meaning and Definition of Find definitions for: pis•tol•o•gy Pronunciation: (pi-stol'u-jē), [key] — n. the branch of theology dealing with faith. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pistol-handle knife pistol shrimp 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