noun

• A green iguana is a big lizard that lives in warm places and can be kept as a pet.
• An iguana is a type of lizard that belongs to a group called Iguana.
• In some places, people call big lizards like iguanas by the name 'iguana.'
• In Africa, a big lizard that lives near water is sometimes called an iguana.
• In Australia, some big lizards are also called iguanas, but they are actually a different kind of lizard.