Meaning of “faith” - Learner’s Dictionary

faith

noun us uk /feɪθ/
Extra Examples
I've lost faith in doctors.Emma had restored his faith in women.He expressed faith in his staff.She has total faith in herself.He doesn't have any faith in other people.
TRUST [ U ]

B2 the belief that someone or something is good, right, and able to be trusted:

Have faith in me. I won't let you down.
STRONG BELIEF [ U ]

B2 strong belief in a god or gods:

Throughout her illness, she never lost her faith in God.
RELIGION [ C ]

B2 a religion:

the Jewish and Christian faiths
in good faith

If you act in good faith, you believe that what you are doing is good, honest, or legal:

Mr Daniels claims the money was given to him in good faith.

(Definition of “faith” from the Cambridge Learner’s Dictionary © Cambridge University Press)