/ Dictionary / Index P plumulaceous: Meaning and Definition of Find definitions for: plu•mu•la•ceous Pronunciation: (plm"yu-lā'shus), [key] — adj. having the texture of down. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plum tomato plumule Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language