/ Dictionary / Index I -ibly: Meaning and Definition of Find definitions for: -ibly Pronunciation: [key] var. ofcredibly; visibly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Iblis ibn Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language