Definitions

1. noun

A person who is in their teens, typically between 13 and 19 years old.

“The teenager was excited for the summer break.”

2. noun

A person who is in the stage of life characterized by adolescence.

“The psychologist specialized in working with teenagers who struggled with self-identity.”

3. adjective

Relating to or characteristic of the period of life between childhood and adulthood.

“The teenager’s mood swings were a typical symptom of adolescence.”