/ Dictionary / Index A Arnel: Meaning and Definition of Find definitions for: Ar•nel Pronunciation: (är-nel'), [key] — Trademark. Trademark. a brand of fiber manufactured from cellulose triacetate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Arne Arnhem Related Content Daily Word Quiz: topography Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language