Definition that contains jewish calendar
- ab the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August)
- av the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August)
- sivan the ninth month of the civil year; the third month of the ecclesiastical year in the Jewish calendar (in May and June)
- adar the sixth month of the civil year; the twelfth month of the ecclesiastic year in the Jewish calendar (in February and March)
- shebat the fifth month of the civil year: the eleventh month of the ecclesiastical year in the Jewish calendar (in January and February)
- tishah b'av (Judaism) a major fast day on the Jewish calendar commemorating the destruction of the temples in Jerusalem
- ninth of av (Judaism) a major fast day on the Jewish calendar commemorating the destruction of the temples in Jerusalem
- elul the twelfth month of the civil year; the sixth month of the ecclesiastical year in the Jewish calendar (in August and September)
- tisha b'ab (Judaism) a major fast day on the Jewish calendar commemorating the destruction of the temples in Jerusalem
- major fast day one of two major fast days on the Jewish calendar