/ Dictionary / Index P Pickering: Meaning and Definition of Find definitions for: Pick•er•ing Pronunciation: (pik'ur-ing, pik'ring), [key] 1846–1919, and his brother,1858–1938, U.S. astronomers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pickerelweed pickeringite 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