igua·​na | \ i-ˈgwä-nə How to pronounce iguana (audio) \

Definition 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

Illustration of iguana

Illustration of iguana

Examples of iguana in a Sentence

Recent Examples on the Web In their motion, Patterson's attorneys Frank Vasconcelos and Carey Haughwout said their client was trying to save an iguana from getting run over by cars. Amir Vera And Jamiel Lynch, CNN, 2 June 2021 In the next car in the Trump train of vehicles was a 3- or 4-foot iguana balanced on the driver’s arm. Liz Bowie, baltimoresun.com, 18 Oct. 2020 Female iguanas can lay nearly 80 eggs a year, and South Florida’s warm climate is perfect for the prehistoric-looking animals. Time, 22 Jan. 2020 Within a year, the spill had caused the island’s native iguana population to fall by 62 percent—from 25,000 to 10,000—according to a Princeton University study. Popular Science, 21 Jan. 2020 The behavior is something called apparent death, and TONS of species use it as a defense mechanism—plenty of amphibians, iguanas, sharks, pigeons, chickens, butterflies, beetles, ants, bees, stick bugs... Popular Science, 11 Mar. 2020 And people in South Florida are warned to be on guard against falling iguanas, as temperatures reach unusual lows. CNN, 22 Jan. 2020 The contamination last January killed fish, frogs, iguanas, even a manatee. Larry Barszewski, sun-sentinel.com, 7 Dec. 2019 South Florida residents woke up to an unusual warning Wednesday — beware the falling iguanas. Elisha Fieldstadt, NBC News, 22 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'iguana.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of iguana

1555, in the meaning defined above

History and Etymology for iguana

Spanish, from Arawak & Carib iwana

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Cite this Entry

“Iguana.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iguana. Accessed 24 Sep. 2021.

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More Definitions for iguana



English Language Learners Definition of iguana

: a large lizard that lives in the tropical regions of Central and South America


igua·​na | \ i-ˈgwä-nə How to pronounce iguana (audio) \

Kids Definition of iguana

: a large tropical American lizard with a ridge of tall scales along its back

More from Merriam-Webster on iguana

Nglish: Translation of iguana for Spanish Speakers

Britannica.com: Encyclopedia article about iguana


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