Definition: The "Muhammadan Calendar" (also known as the Islamic Calendar) is a calendar used by Muslims around the world. It is a lunar calendar, which means it is based on the phases of the moon. The calendar started in the year 622 AD, which is when the Prophet Muhammad migrated from Mecca to Medina, an event known as the Hegira.
When to Use: You can use the term "Muhammadan Calendar" when discussing dates, holidays, or events in the Islamic tradition. It is especially useful when talking about festivals like Ramadan and Eid, which are based on this calendar.
Example Sentence: "Ramadan, the holy month of fasting, is determined by the Muhammadan Calendar and moves earlier each year in the Gregorian calendar."
Word Variants: You might also hear the term "Islamic Calendar," which is more commonly used today. The term "Hijri Calendar" is another variant, referring specifically to the calendar that starts from the Hegira.
Different Meanings: While the "Muhammadan Calendar" refers specifically to the Islamic calendar, it can sometimes be confused with general references to Islamic practices or timekeeping.
In summary, the "Muhammadan Calendar" is an important calendar for Muslims, based on the moon, starting from the year 622 AD. It has its own unique way of determining months and years, which differs from the solar calendar most people are familiar with.