adolescent

US /ˌæd.əˈles.ənt/
UK /ˌæd.əˈles.ənt/
"adolescent" picture
1.

a young person who is developing from a child into an adult

:
The book is aimed at young adolescents.
She works with troubled adolescents.
1.

in the process of developing from a child into an adult

:
He is going through the adolescent stage of development.
The study focused on adolescent behavior.