ə̇ˈgwänə, ēˈ- noun
Etymology: Spanish, from Arawak iwana
1.
a. also gua·na ˈgwänə -s : any of a number of large herbivorous chiefly tropical American lizards (family Iguanidae) being typically dark-colored with a serrated dorsal crest and a gular pouch, attaining a length of several feet, and serving as an important article of human food in their native habitat
b. capitalized
[New Latin, from Spanish]
: the type genus of Iguanidae
2. also gua·na ˈgwänə or gua·no -ä(ˌ)nō -s : any of various large lizards: as
a. : lace lizard
b. : tuatara
[s]iguana.jpg[/s]