noun
tenth month of the lunar calendar
Obsolete and rare term. Used in classical Japanese to refer to the tenth month of the lunar calendar, roughly corresponding to November in the modern calendar. See also 孟冬 and 神無月.
古典では、上冬は神無月とも呼ばれる月を指す。
In classical texts, 上冬 refers to the month also known as 神無月.