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
The 10-acre wild animal refuge at 5712 Vía Montellano in Bonsall, is home to more than 100 animals representing 70 species from around the world, ranging from wallabies, bearcats and armadillos to porcupines, binturongs, lynx, marsupials and kinkajou along with an iguana and alligators.
—
Linda McIntosh, San Diego Union-Tribune, 1 Feb. 2026
Sunday’s cold snap provided an opportunity to capture and transport iguanas which have invaded South Florida communities, eating landscaping and pooping in swimming pools.
—Cindy Krischer Goodman, Sun Sentinel, 1 Feb. 2026
With temperatures expected to dip to lows not felt since 2010, state wildlife officials are seeing it as an opportunity to make a dent in the population of green iguanas, which are an invasive species that has flourished in Florida since being introduced decades ago through the pet trade.
—David Goodhue, Miami Herald, 31 Jan. 2026
In the past, iguanas have been seen falling out of trees, and alligators appeared motionless in frozen waterways.
—Dan Peck, ABC News, 30 Jan. 2026
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Linda McIntosh, San Diego Union-Tribune, 1 Feb. 2026
Sunday’s cold snap provided an opportunity to capture and transport iguanas which have invaded South Florida communities, eating landscaping and pooping in swimming pools.
—Cindy Krischer Goodman, Sun Sentinel, 1 Feb. 2026
With temperatures expected to dip to lows not felt since 2010, state wildlife officials are seeing it as an opportunity to make a dent in the population of green iguanas, which are an invasive species that has flourished in Florida since being introduced decades ago through the pet trade.
—David Goodhue, Miami Herald, 31 Jan. 2026
In the past, iguanas have been seen falling out of trees, and alligators appeared motionless in frozen waterways.
—Dan Peck, ABC News, 30 Jan. 2026
See All Example Sentences for iguana
Cite this Entry
“Iguana.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iguana. Accessed 5 Feb. 2026.
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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