Adolescent is used to describe young people who are no longer children but who have not yet become adults. It also refers to their behaviour. It is important that an adolescent boy should have an adult in whom he can confide = teenage An adolescent is an adolescent boy or girl. Young adolescents are happiest with small groups of close friends. = teenager. a young person, usually between the ages of 12 and 18, who is developing into an adult (present participle of adolescere; ADULT)
displaying or suggesting a lack of maturity; "adolescent insecurity"; "jejune responses to our problems"; "their behavior was juvenile"; "puerile jokes"
a juvenile between the onset of puberty and maturity in the state of development between puberty and maturity; "adolescent boys and girls" displaying or suggesting a lack of maturity; "adolescent insecurity"; "jejune responses to our problems"; "their behavior was juvenile"; "puerile jokes" being of the age 13 through 19; "teenage mothers"; "the teen years" relating to or peculiar to or suggestive of an adolescent; "adolescent problems