believe
US /bɪˈliːv/
UK /bɪˈliːv/

1.
glauben
accept (something) as true; feel sure that something is true
:
•
I believe that he is telling the truth.
Ich glaube, dass er die Wahrheit sagt.
•
Do you really believe in ghosts?
Glaubst du wirklich an Geister?
2.
glauben an
have faith in the truth or existence of something
:
•
She believes in the power of positive thinking.
Sie glaubt an die Kraft des positiven Denkens.
•
Many people believe in a higher power.
Viele Menschen glauben an eine höhere Macht.