Source : Webster's Revised Unabridged Dictionary (1913)

April \A"pril\, n. [L. Aprilis. OE. also Averil, F. Avril, fr.
   L. Aprilis.]
   1. The fourth month of the year.

   2. Fig.: With reference to April being the month in which
      vegetation begins to put forth, the variableness of its
      weather, etc.

            The April's her eyes; it is love's spring. --Shak.

   {April fool}, one who is sportively imposed upon by others on
      the first day of April.

Source : WordNet®

April
     n : the month following March and preceding May [syn: {Apr}]