Adventist Adventism • adventitia · · · Info · Definitions · Characters · · Adventist · · Text Latin · · Script 9 · · Length Definitions · · · (noun) a member of Christian denomination that expects the imminent advent of Christ. Synonyms: Second Adventist. · · Noun Definition 1 Characters · · A latin capital letter a U+0041 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076