IPA: //ˈkriːdəl//
KK: /ˈkridəl/
Relating to a creed or a formal statement of beliefs, especially in a religious context.
The church's credal statements outline the core beliefs of its faith.
Credal is derived from "credere" (meaning to believe) and the suffix "-al" (meaning pertaining to). The word "credal" refers to something that pertains to belief, especially in a religious context.
Think of 'credere' meaning to believe, and remember that 'credal' relates to beliefs, particularly in religion.