Source : Webster's Revised Unabridged Dictionary (1913)

December \De*cem"ber\, n. [F. d['e]cembre, from L. December, fr.
   decem ten; this being the tenth month among the early Romans,
   who began the year in March. See {Ten}.]
   1. The twelfth and last month of the year, containing
      thirty-one days. During this month occurs the winter
      solstice.

   2. Fig.: With reference to the end of the year and to the
      winter season; as, the December of his life.

Source : WordNet®

December
     n : the last (12th) month of the year [syn: {Dec}]