Quinquagesima quinquagenary • quinquagesimal · · · Info · Definitions · Characters · · Quinquagesima · · Text Latin · · Script 13 · · Length Definitions · · · (noun) the Sunday before Ash Wednesday (the beginning of Lent). Synonyms: Quinquagesima Sunday. · · Noun Definition 1 Characters · · Q latin capital letter q U+0051 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E q latin small letter q U+0071 s latin small letter s U+0073 u latin small letter u U+0075