easy
The museum has a dinosaur skeleton.
What does Dinosaur mean?
A dinosaur was an ancient extinct animal.
Dictionary definition
A reptile-like animal from long ago that lived before humans and is now extinct.
Example sentences
Dinosaur in a sentence
medium
Some dinosaurs were huge, while others were much smaller.
hard
Scientists study dinosaur fossils to learn about life on Earth millions of years ago.
Writing practice
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Quick practice
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Practice the meaning of Dinosaur
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What is a dinosaur?
A dinosaur was an animal from long ago that is now extinct.
Practice 2
Which sentence uses dinosaur correctly?
This sentence uses dinosaur to mean an ancient extinct animal.
Practice 3
Which phrase is closest in meaning to dinosaur?
A dinosaur is a prehistoric animal that lived long ago.
Practice complete
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You completed 3 questions.
Pronunciation coach
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Dinosaur
Voice settings
Sounds like
dy · nuh · sor · strongest beat: dy
Tap each sound part, then blend the whole word together.
Learn
WordDinosaur.
Partnoun.
MeaningDinosaur means A dinosaur was an ancient extinct animal.
ExampleExample: The museum has a dinosaur skeleton.
Word breakdown
3 syllables. Say each part, then blend the word.
- Syllables
- dy · nuh · sor
- Strongest beat
- dy
- Ending
- sor
- Tip
- Put a little extra energy on dy.
Your turn
Say Dinosaur
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Nice work—you practiced dinosaur.
Synonyms
Words like Dinosaur
prehistoric animalUse for an animal that lived long before recorded history.
ancient reptileUse carefully for dinosaur-like animals from long ago.
Antonyms
Opposite words
modern animalUse for animals living in the present time.
living speciesUse for a species that is not extinct.
Synonym practice
Want to practice dinosaur synonyms in context? Try a Synonym Search question like "The dinosaur model stood on the shelf," then compare close word choices. Practice dinosaur synonyms.
Word family
Dinosaur word family
Base word
dinosaur
noun
dinosaurs
More than one dinosaur.
adjective
dinosaurian
Related to dinosaurs.
Related words
Explore related words
Student support
Understand Dinosaur
Hint for students
A dinosaur was an ancient extinct animal.
Common mix-up
Dinosaur is not the same as modern animal. Dinosaur means a dinosaur was an ancient extinct animal.
Try it in class or at home
Read this model sentence: Some dinosaurs were huge, while others were much smaller. Clue words: some, dinosaurs, huge. Underline clue words that show why dinosaur fits instead of modern animal. Now write one new sentence that shows dinosaur without using the word dinosaur. Ask: Does my sentence clearly show dinosaur?
Teacher prompt
Ask students to explain this model sentence: "Some dinosaurs were huge, while others were much smaller." Why does dinosaur fit better than modern animal?
Learning activities
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