Dimetrodon
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9.9
An extinct meat-eating animal like a lizard with a big sail on its back
- noun
- /ˌdɪməˈtroʊdɒn/
- Specialized
:
Dimetrodon
- Scientists believe that the Dimetrodon used its sail to regulate its body temperature.
Examples
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Because last night, my beautiful son, you corrected me when I called a dimetrodon a dimorphodon, pointing out that the fin-backed toy dinosaur in my hand didn't fly.
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This is a dimetrodon.
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The fossil of a Dimetrodon was discovered in the rocks of the Permian period.
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In paleontology classes, students often study the Dimetrodon to learn about early reptilian evolution.
Surface Forms
Dimetrodon singular
Dimetrodons plural
Etymology
Dimetrodon comes from Greek parts di- ('two'), metron ('measure') and -odon ('tooth'), so it means 'two-measured tooth' because this animal had two different sizes of teeth. So the name helps you remember it was a meat-eating reptile with different teeth and a large sail on its back.