WordNet (r) 3.0 (2006):

family Chamaeleontidae
    n 1: Old World chameleons; in some classifications they are
         considered a superfamily of Sauria [syn: Chamaeleontidae,
         family Chamaeleontidae, Chamaeleonidae, family
         Chamaeleonidae, Rhiptoglossa, family Rhiptoglossa]