congregationalism congregational • Congregationalist · · · Info · Definitions · Characters · · congregationalism · · Text Latin · · Script 17 · · Length Definitions · · · (noun) system of beliefs and church government of a Protestant denomination in which each member church is self-governing. Synonyms: Congregationalism. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074