/ Dictionary / Index P parainfluenza: Meaning and Definition of Find definitions for: par•a•in•flu•en•za Pronunciation: (par"u-in"fl-en'zu), [key] — n. Pathol., Vet. Pathol. an influenzalike respiratory infection of animals and humans, caused by any of several paramyxoviruses. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Paraíba paraison Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language