Definition of chamaeleon
- chamaeleon Noun Archaic spelling of chameleon
- chameleon Noun A small to mid-size reptile, of the family "Chamaeleonidae", and one of the best known lizard families able to change color and project its long tongue.
- chameleon Noun A person with inconstant behavior; one able to quickly adjust to new circumstances.
- chameleon Adjective Describing something that changes color.