The ninth hour after dawn (about 3 pm).
The notional first-quarter day of a Roman month, occurring on the 7th day of the four original 31-day months (March, May, Quintilis or July, and October) and on the 5th day of all other months.
The divine office appointed to the hour.
The very early morning; the early morning hours; the nighttime hours following midnight, when most people are asleep.