The term "iguanid lizard" refers to a diverse group of reptiles that belong to the Iguanidae family. These lizards are found across the world and include popular species such as the green iguana and the chameleon. Synonyms for iguanid lizard include iguanian, iguanine, agamid, and lacertid. These terms are used to describe the characteristics and behaviors of iguanid lizards. For instance, agamids are a distinctive group of lizards that have convex skulls, while lacertids are small, agile lizards known for their quick movements. Iguanian and iguanine are more general terms used to describe the broader characteristics of iguanid lizards.