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Jerusalem artichoke
- a tall North American sunflower (Helianthus tuberosus) of the composite family, with potatolike tubers used as a vegetable
- such a tuber
Origin: altered, after Jerusalem, by folk etym. < girasol
See Jerusalem artichoke in American Heritage Dictionary 4
noun In both senses also called girasol.
- A North American sunflower (Helianthus tuberosus) having yellow, rayed flower heads and edible tubers.
- The tuber of this plant, eaten as a vegetable. Also called sunchoke.
Origin:
Origin: By folk etymology from Italian girasole, sunflower; see girasol
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