From The Collaborative International Dictionary of English v.0.48 :
Iguanidae \Iguanidae\ n.
A natural family of New World lizards including the common
Iguana, Iguana iguana.
Syn: family Iguanidae.
[WordNet 1.5]
From The Collaborative International Dictionary of English v.0.48 :
Iguanoid \I*gua"noid\, a. [Iguana + -oid.] (Zool.)
Pertaining to the Iguanid[ae].
[1913 Webster]
From WordNet (r) 3.0 (2006) :
Iguanidae
n 1: New World lizards [syn: Iguanidae, family Iguanidae,
Iguania, family Iguania]