/ Dictionary / Index A Arnulf: Meaning and Definition of Find definitions for: Ar•nulf Pronunciation: (är'noolf), [key] — n. a.d. 850?–899, emperor of the Holy Roman Empire 887–899: crowned 896. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Arnoldson aroid Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language