noun

teenager

A person aged thirteen through nineteen.

The teenager celebrates her sixteenth birthday with a few friends.

Etymology

The term is built from the teen years and a person-forming ending. It identifies someone whose age falls within that range.

More examples

  • At thirteen, my brother is finally a teenager.
  • Two teenagers help their neighbor carry groceries.
  • The program welcomes teenagers from thirteen through nineteen.

Forms

teenager · teenagers

teenage adjective — Relating to people aged thirteen through nineteen.

Similar words

adolescent
Emphasizes the developmental stage between childhood and adulthood, not exact ages.
youth
Can include younger children or adults beyond their teenage years.