Meaning of “appeal” - Learner’s Dictionary

appeal

noun uk us /əˈpiːl/
REQUEST [ C ]

a request to the public for money, information, or help:

The appeal raised over £2 million for AIDS research.
QUALITY [ U ]

B2 the quality in someone or something that makes them attractive or enjoyable:

I've never understood the appeal of skiing.
LAW [ C ]

a request to a court of law to change a previous legal decision:

He won his appeal against his jail sentence.

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