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

Diabetes \Di`a*be"tes\, n. [NL., from Gr. ?, fr. ? to pass or
   cross over. See {Diabase}.] (Med.)
   A disease which is attended with a persistent, excessive
   discharge of urine. Most frequently the urine is not only
   increased in quantity, but contains saccharine matter, in
   which case the disease is generally fatal.

   {Diabetes mellitus} [NL., sweet diabetes], that form of
      diabetes in which the urine contains saccharine matter.

   {Diabetes insipidus} [NL., lit., diabetes], the form of
      diabetes in which the urine contains no abnormal
      constituent.

资料来源 : WordNet®

diabetes insipidus
     n : a rare form of diabetes resulting from a deficiency of
         vasopressin (the pituitary hormone that regulates the
         kidneys); characterized by the chronic excretion of large
         amounts of pale dilute urine which results in dehydration
         and extreme thirst