/ Dictionary / Index P parazoan: Meaning and Definition of Find definitions for: par•a•zo•an Pronunciation: (par"u-zō'un), [key] — Zool. Zool. —n. any member of a group of invertebrates comprising the phylum Porifera, the sponges. —adj. of or pertaining to a parazoan organism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: parazoan (Thesaurus) paraxial parboil Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language