He saw a dragon with three heads.

Meaning: He witnessed a dragon possessing an unusual feature of having three heads instead of the typical one.

Choice of Words: Dragon is a mythical creature with a long, scaly body, wings, and a fire-breathing mouth. Three means the number 3. Heads are the top part of an animal's body where the brain is. So, He saw a dragon with three heads means he saw a dragon that had three heads instead of the usual one.

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Related Expressions