iguana

[ ih-gwah-nuh ]
/ ɪˈgwɑ nə /

noun

a large, arboreal lizard, Iguana iguana, native to Central and South America, having stout legs and a crest of spines from neck to tail.
any of various related lizards of the genera Iguana, Ctenosaura, Conolophus, and Amblyrhynchus.

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Origin of iguana

1545–55; <Spanish <Arawak iwana
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for iguana

iguana
/ (ɪˈɡwɑːnə) /

noun

either of two large tropical American arboreal herbivorous lizards of the genus Iguana, esp I. iguana (common iguana), having a greyish-green body with a row of spines along the back: family Iguanidae
Also called: iguanid (ɪˈɡwɑːnɪd) any other lizard of the tropical American family Iguanidae
another name for leguaan

Derived forms of iguana

iguanian, noun, adjective

Word Origin for iguana

C16: from Spanish, from Arawak iwana
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012