The Collaborative International Dictionary of English v.0.48:
Holometabolic \Hol`o*met`a*bol"ic\, a. (Zool.) Having a complete metamorphosis; -- said of certain insects, as the butterflies and bees. [1913 Webster]WordNet (r) 3.0 (2006):
holometabolic adj 1: (of an insect) undergoing complete metamorphosis [syn: holometabolic, holometabolous]