The Collaborative International Dictionary of English v.0.48:

Feticide \Fe"ti*cide\ (? or ?), n. [Written also f[oe]ticide.]
   [Fetus + L. caedere to kill.] (Med. & Law)
   The act of killing the fetus in the womb; the offense of
   procuring an abortion.
   [1913 Webster]

WordNet (r) 3.0 (2006):

feticide
    n 1: the act of destroying a fetus [syn: aborticide,
         feticide]