jicama

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ji·ca·ma

J0040900 (hē′kə-mə, hĭk′ə-)n. A crisp, sweet turnip-shaped root vegetable (Pachyrhizus erosus) used raw in salads or cooked in stews. Also called yam bean.
[American Spanish jícama, from Nahuatl xīcamatl.]

jicama

(dʒɪˈkɑːmə; Spanish xɪkama) n (Cookery) a pale brown turnip with crisp sweet flesh, originating in Mexico[C17: from Mexican Spanish jícama, from Nahuatl xicama]

ji•ca•ma

(ˈhi kə mə, ˈhɪk ə-)

n., pl. -mas. 1. the large tuberous root of a tropical American twining plant, Exogonium bracteotum, of the legume family, eaten raw or cooked. 2. the plant itself. [1900–05; < Mexican Spanish jícama < Nahuatl xīcama, xīcamatl]