1. eager to learn or know something; having a desire to investigate and learn
2. strange, unusual, or unexpected; arousing curiosity

Examples

• She was curious about how the machine worked.
• The curious child asked many questions during the museum tour.
• I’m curious to know what happened at the meeting.
• There was a curious smell coming from the kitchen.
• It’s curious that he didn’t call back as promised.
• The detective noticed several curious details at the crime scene.
• Curious students often make the best researchers.