Jerusalem artichoke Hear it!

Jerusalem artichoke definition

Jerusalem artichoke

  1. a tall North American sunflower (Helianthus tuberosus) of the composite family, with potatolike tubers used as a vegetable
  2. such a tuber

Etymology: altered, after Jerusalem, by folk etym. < girasol

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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