/ Dictionary / Index P phyla: Meaning and Definition of Find definitions for: phy•la Pronunciation: (fī'lu), [key] — n. pl. of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: phyla (Thesaurus) phyl- phylactery Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language