Source : Webster's Revised Unabridged Dictionary (1913)

Gynecology \Gyn"e*col`o*gy\, n. [Gr. gynh`, gynaiko`s, a woman+
   -logy.]
   The science which treats of the structure and diseases of
   women. -- {Gyn`e*col"o*gist}.

Source : WordNet®

gynecology
     n : the branch of medicine that deals with the diseases and
         hygiene of women [syn: {gynaecology}]