/ Dictionary / Index T tph: Meaning and Definition of Find definitions for: tph Pronunciation: [key] tons per hour. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tpd tpi Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language