资料来源 : Webster's Revised Unabridged Dictionary (1913)

Christ's-thorn \Christ's-thorn`\, n. (Bot.)
   One of several prickly or thorny shrubs found in Palestine,
   especially the {Paliurus aculeatus}, {Zizyphus
   Spina-Christi}, and {Z. vulgaris}. The last bears the fruit
   called jujube, and may be considered to have been the most
   readily obtainable for the Crown of Thorns.

资料来源 : WordNet®

Christ's-thorn
     n 1: thorny Eurasian shrub with dry woody winged fruit [syn: {Jerusalem
          thorn}, {Paliurus spina-christi}]
     2: spiny tree having dark red edible fruits [syn: {jujube}, {jujube
        bush}, {Jerusalem thorn}, {Ziziphus jujuba}]