/ Dictionary / Index U umbiliform: Meaning and Definition of Find definitions for: um•bil•i•form Pronunciation: (um-bil'u-fôrm"), [key] — adj. having the form of an umbilicus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. umbilicus umble pie 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