/ Dictionary / Index D D'Entrecasteaux Islands: Meaning and Definition of Find definitions for: D'En•tre•cas•teaux' Is'lands Pronunciation: (dän-tru-ka-stō'), [key] a group of islands in Papua New Guinea, off the E tip of New Guinea. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dentosurgical dentulous Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language