sweet potato

• IPA^(key): /ˈswiːt pəˈteɪtəʊ/

• Audio (Southern England):

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sweet potato (plural sweet potatoes)

1. A tropical perennial American vine, Ipomoea batatas, having a fleshy tuber.
3. The tuber of this plant cooked as a vegetable.
   • 1892, Ella Eaton Kellogg, “Vegetables”, in Science in the Kitchen: A Scientific Treatise on Food Substances and Their Dietetic Properties, Together with a Practical Explanation of the Principles of Healthful Cookery, and a Large Number of Original, Palatable, and Wholesome Recipes‎^[1], Revised edition, Michigan: Health Publishing Company, page 239:

     The sweet potato is the article referred to as potato by Shakespeare and other English writers, previous to the middle of the seventeenth century.

4. An ocarina.

• (tropical perennial vine): batata, Ipomoea
• (tuber): yam, camote (US)
• kumara (New Zealand)

• (tuber): beta-carotene

• (tuber): yam (US) (the moist-fleshed sweet potato)

•   sweet potato on Wikipedia.Wikipedia
•   Ipomoea batatas on Wikispecies.Wikispecies
•   Dioscorea on Wikispecies.Wikispecies
•   List of sweet potato cultivars on Wikipedia.Wikipedia