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lunar calendar

American  
[loon-er kal-uhn-der] / ˈlun ər ˈkæl ən dər /

noun

lunar calendars plural
  1. a calendar based on the phases of the moon, so that each month corresponds to one complete cycle of moon phases.

  2. lunisolar calendar.


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Noun Inflected Forms

Example Sentences

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Islam follows a lunar calendar with each month starting at the sighting of the moon.

From BBC Mar. 20, 2026

Ramadan is the month on the Islamic lunar calendar during which Muslims fast from sunrise to sunset, focusing on worship, charity and good deeds.

From Los Angeles Times Apr. 10, 2024

Ramadan is the month on the Islamic lunar calendar during which Muslims fast from sunrise to sunset, while also putting a greater focus on worship, charity and good deeds.

From Los Angeles Times Apr. 9, 2024

Islam follows a lunar calendar and so Ramadan and Eid cycle through the seasons.

From Seattle Times Apr. 5, 2024

A number of modern-day nations, like Israel and Saudi Arabia, still use a modified lunar calendar, but 6,000 years ago the Egyptians came up with a better system.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

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