/ Dictionary / Index P pharmacotherapy: Meaning and Definition of Find definitions for: phar•ma•co•ther•a•py Pronunciation: (fär"mu-kō-ther'u-pē), [key] — n. the treatment of disease through the administration of drugs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pharmacopoeia pharmacy Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language