► child a young person who is not yet fully grown, especially someone younger than about 13 years old: The movie is too scary for young children. He has always been a healthy child.
► kid informal a child or a teenager: There are only a couple other kids Josh’s age in the neighborhood.
► toddler a child that is just learning to walk: I keep very busy with a toddler in the house!
► little boy/girl a young male or female child: The little boys were playing on the swings.
► teenager someone who is between 13 and 19 years old: The teenagers at the high school are washing cars to raise money.
► adolescent formal a teenager: Many adolescents spend too much time online or playing video games.
► juvenile formal a young person who is not yet an adult, used especially when this person has committed a crime: As a juvenile, he faces a maximum sentence of five years.
► minor formal someone who is not yet legally an adult: It is illegal to sell alcohol to minors.
► youngster a child or young person. Youngster is used by adults, especially in writing: The community center has programs for local youngsters.
someone who is between 13 and 19 years old