A person who is curious wants to learn more about specific topics that seem interesting, or a curious person hopes to discover new ideas or study different people, places, and subjects.
Mary is a very curious person.
Thomas is curious about anything related to science.
Teachers hope to have students who are curious because they ask good questions.
To be a better student, it’s good to be curious about topics that are new to you.
A person who is not curious about anything might be kind of a dull person.
Sometimes the word "curious" means that a situation is unusual or there are suspicions about a person’s behavior.
I find it curious that the young man spends so much time with his goat.
Edwina has a curious interest in skin disease.
The old man’s desire to hang out with teenagers is very curious.
Don’t you find it curious that there aren’t tighter restrictions on gun ownership in the United States?
The word "curiosity" is a noun.
The boy’s curiosity lead him to study astronomy.
The girl’s curiosity in anatomy was encouraged by her mother who wanted her daughter to become a doctor.
Human curiosity has resulted in many new inventions and new ideas over the last few thousand years.
Boys have a healthy curiosity about girls.
Girls have a healthy curiosity about boys. (healthy curiosity = natural and generally positive)
The neighbors are burning with curiosity about why the police visited the house next door.
People who have a morbid curiosity with serial killers concern me.
A person’s curiosity can get him or her into trouble.
Curiosity killed the cat. (This is a popular expression. It means that curiosity can lead to trouble.)