high school
US /ˈhaɪ skuːl/
UK /ˈhaɪ skuːl/

1.
High School, Gymnasium
a secondary school for students typically between the ages of 14 and 18
:
•
She graduated from high school last year.
Sie hat letztes Jahr die High School abgeschlossen.
•
My brother is still in high school.
Mein Bruder ist noch auf der High School.