Zizyphus mucronata

from The Collaborative International Dictionary of English v.0.48
Jujube \Ju"jube\ (j[=u]"j[-u]b), n. [F., fr. L. zizyphum, Gr.
   zi`zyfon, Per. z[imac]zf[=u]n, zizaf[=u]n, zayzaf[=u]n.]
   1. The sweet and edible drupes (fruits) of several
      Mediterranean and African species of small trees, of the
      genus {Zizyphus}, especially the {Zizyphus jujuba},
      {Zizyphus vulgaris}, {Zizyphus mucronata}, and {Zizyphus
      Lotus}. The last named is thought to have furnished the
      lotus of the ancient Libyan Lotophagi, or lotus eaters.
      [1913 Webster]

   2. A chewy gelatinous lozenge made of or in imitation of, or
      flavored with, the jujube fruit.
      [Webster 1913 Suppl.]

   {Jujube paste}, the dried or inspissated jelly of the jujube;
      also, a confection made of gum arabic sweetened.
      [1913 Webster] Jiujutsu
      Jujitsu
      Jujutsu
    

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