(euphemistic) Synonym of menstruation: the monthly period during which a fertile woman menstruates.

(astronomy) the interval between the moon's successive passing of the same moving node.

a religious memorial service held for the deceased one month after their funeral.

A period of time between two consecutive passages of the Moon through the same orbital node. The draconic month is shorter than the sidereal month, due to precession of the Moon's orbit. An average one lasts 27 days, 5 hours, 5 minutes, 35.8 seconds.

One person's working time for a month, or the equivalent, used as a measure of how much work or labor is required or consumed to perform some task.

The period of duration from the first date of one month to the last date of the same month, which can thus vary from 28 to 31 days in length.

plural of man-month

plural of draconitic month

plural of calendar month

plural of draconic month