Source : Webster's Revised Unabridged Dictionary (1913)

Cestode \Ces"tode\ (s[e^]s"t[=o]d), a. (Zo["o]l.)
   Of or pertaining to the Cestoidea. -- n. One of the
   Cestoidea.

Source : WordNet®

cestode
     n : ribbon-like flatworms that are parasitic in the intestines
         of humans and other vertebrates [syn: {tapeworm}]