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Definition of green iguana
green iguana
Plural:green iguanas
• noun
1
A large, primarily herbivorous species of arboreal lizard native to Central and South America and the Caribbean, characterized by a row of spines down its back, a long tail, and a prominent throat pouch called a dewlap.
Example
"During our hike through the tropical rainforest in Costa Rica, we spotted a massive green iguana basking in the sun on a high canopy branch."
Synonyms
View all synonyms for green iguanaWord Nuance & Usage
Despite the common name, green iguanas can exhibit various colors including brown, gray, and even blue, depending on their age, geographic region, and mood.
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Green iguana. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/green%20iguana