English to English
1. one of the twelve divisions of the calendar year
he paid the bill last month
2. a time unit of approximately 30 days
he was given a month to pay the bill
3. One of the twelve portions into which the year is divided; the twelfth part of a year, corresponding nearly to the length of a synodic revolution of the moon, -- whence the name. In popular use, a period of four weeks is often called a month.