(Zool.) A large tuberculated lizard (Heloderma suspectum) native of the dry plains of Arizona, New Mexico, etc. It is the only lizard known to have venomous teeth. [ 1913 Webster ]
[どくとかげ;ドクトカゲ, dokutokage ; dokutokage](n) (uk) heloderm (any venomous lizard of genus Heloderma, inc. the gila monster and the beaded lizard)[Add to Longdo]