1. (literary) last of the nine nine-day periods; ninth nine-day period
2. (literary) nine nine-day periods (eighty-one days) starting from a solstice (usually the winter solstice)
3. Alternative term for 重陽節／重阳节 (Chóngyángjié, “Double Ninth Festival”).
4. eighty-one; nine nines
5. last of the nine nine-day periods; ninth nine-day period
6. multiplication table; nine-nine
7. nine nine-day periods (eighty-one days) starting from a solstice (usually the winter solstice)

classifiers: 首, 支