■ noun
1》 a cold-blooded vertebrate animal of a class (Reptilia) that includes snakes, lizards, crocodiles, turtles, and tortoises, typically having a dry scaly skin and laying soft-shelled eggs on land.
2》 informal a person regarded with loathing and contempt.
Derivatives
reptilian adjective &noun
Origin
ME: from late L., neut. of reptilis , from L. rept- , repere 'crawl'.