Pedophile (noun)

1. A person who is sexually attracted to children.
2. A person who engages in sexual activity with a child.

Origin:

Early 20th century: from greek paidophilos, from pais "child" + -philia.

Examples:

1. The police arrested a known pedophile in the neighborhood.
2. The idea of a pedophile being a teacher was horrifying to parents.
3. Many people believe that pedophiles can't be rehabilitated and should be locked up for life.
4. The convicted pedophile was placed on the sex offender registry.
5. The organization aimed to prevent the abuse of children by pedophiles.