Ash wednesday ash tree • ash-white · · · Info · Definitions · Synonyms · Characters · · Ash wednesday · · Text Common · · Latin · · Scripts 13 · · Length Definitions · · · (noun) the 7th Wednesday before Easter; the first day of Lent; the day following Mardi Gras (`Fat Tuesday'); a day of fasting and repentance. Synonyms: Ash Wednesday. · · Noun Definition 1 Synonyms · · · ash · · Synonym 1 ash tree · · Synonym 2 Characters · · space U+0020 A latin capital letter a U+0041 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E s latin small letter s U+0073 w latin small letter w U+0077 y latin small letter y U+0079