Illustration of iguana
: any of various large chiefly herbivorous usually green or brownish tropical American lizards (family Iguanidae, the iguana family) that have a serrated dorsal crest and large dewlap
broadly
: any of various large lizards
Examples of iguana in a Sentence
Recent Examples on the Web
Retirees often don't have the fastest reflexes, especially on roadways littered with alligators and iguanas.
Vermont, Delaware, and New York round out that top 10 list.
—
New Atlas, 9 July 2025
That cute little baby green iguana will soon be more than 5 feet long, and that golf ball-sized spurred tortoise will eventually tip the scales at more than 100 pounds.
—Samantha Winegarner, Mercury News, 8 July 2025
While younger iguanas might eat insects or small animals, adults are more likely to graze on flowers, leaves and fruit, with hibiscus ranking among their preferred snacks.
—Soo Kim, MSNBC Newsweek, 7 July 2025
Fossil evidence further supports the idea that these iguanas originated in North America, as no fossils of desert iguanas have been found elsewhere in the world, Scarpetta said.
—Julianna Bragg, CNN, 21 Mar. 2025
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New Atlas, 9 July 2025
That cute little baby green iguana will soon be more than 5 feet long, and that golf ball-sized spurred tortoise will eventually tip the scales at more than 100 pounds.
—Samantha Winegarner, Mercury News, 8 July 2025
While younger iguanas might eat insects or small animals, adults are more likely to graze on flowers, leaves and fruit, with hibiscus ranking among their preferred snacks.
—Soo Kim, MSNBC Newsweek, 7 July 2025
Fossil evidence further supports the idea that these iguanas originated in North America, as no fossils of desert iguanas have been found elsewhere in the world, Scarpetta said.
—Julianna Bragg, CNN, 21 Mar. 2025
See All Example Sentences for iguana
Cite this Entry
“Iguana.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iguana. Accessed 21 Jul. 2025.
Copy CitationKids Definition
iguana
noun
igua·na
i-ˈgwän-ə 
: any of various large plant-eating tropical American lizards that have a ridge of tall scales along the middle of the back and loose skin hanging below the neck
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