Source : Webster's Revised Unabridged Dictionary (1913)

Holometabolic \Hol`o*met`a*bol"ic\, a. (Zo["o]l.)
   Having a complete metamorphosis;-said of certain insects, as
   the butterflies and bees.

Source : WordNet®

holometabolic
     adj : (of an insect) undergoing complete metamorphosis [syn: {holometabolous}]