any of a suborder (Sauria, order Squamata) of reptiles characterized by a long slender body and tail, a scaly skin, and four legs, sometimes merely vestigial: most species live in hot, dry regions, as the gecko, horned toad, chameleon, and iguana
loosely any of various similar reptiles or other animals, as alligators or salamanders
Origin:
ME lesard < OFr < L lacerta, lizard: see leg
See lizard in American Heritage Dictionary 4
noun
Any of numerous reptiles of the suborder Sauria or Lacertilia, characteristically having a scaly elongated body, movable eyelids, four legs, and a tapering tail.
Leather made from the skin of one of these reptiles.