Komodo dragon

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A large monitor lizard (Varanus komodoensis) native to Indonesia. It is the largest living lizard, sometimes growing to a length of 3 meters (10 feet).

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An endangered species of monitor lizard native to certain Indonesian islands east of Java. It is the world's largest lizard, growing to 10 feet or 3 meters. It is known for its ability to kill prey with its septic saliva; the resulting septicemia can kill so quickly that it was once suspected the lizard was venomous.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the largest lizard in the world (10 feet); found on Indonesian islands