/ Dictionary / Index J Jerusalem artichoke: Meaning and Definition of Find definitions for: Jeru'salem ar'tichoke Pronunciation: [key] Also calleda sunflower, Helianthus tuberosus, having edible, tuberous, underground stems or rootstocks. Also calledthe tuber itself. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jerusalem Jerusalem cherry Related Content Daily Word Quiz: abscond Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language