I-guā'nā, n.

(-gwä'-) (Synop., §130), n. [Sp. iguana, from the language of Hayti. Cf. GUANA.] (Zoöl.) A genus of lizards, of which one species (the I. tuberculata), a large herbivorous lizard, having a dewlap, a crested beak, and a long tail, is found in South America, and is eaten, the flesh being esteemed nutritious.