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bron·to·saur (bron·to·saur·us)
 brontosaur (brontosaurus)
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- pronunciation:
- bran
t
sawr
[or]
bran
t
saw
rihs
| part of speech: |
noun |
| definition: |
a huge dinosaur that only ate plants. Brontosaurs had heavy bodies and very long necks and tails. They lived over 100 million years ago. Brontosaurs are now called apatosaurs by scientists who study dinosaurs.
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