The term 'Eighth Month' can refer to either AUGUST or Floreal. AUGUST is a month in the Gregorian calendar, which is the most widely used civil calendar in the world. It is the eighth month of the year and has 31 days. Floreal is the eighth month of the French Republican Calendar, which was used during the French Revolution and was abolished in 1805. It has 30 days and is named after the Roman goddess of flowers, Flora.