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lunar calendar

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

noun

plural

lunar calendars
  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.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Celebrations began on Monday - the Dalai Lama's birthday according to the Tibetan lunar calendar.

From BBC • Jul. 1, 2025

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

Without a deal, there is a higher threat of a further spread of tensions during Ramadan, which this year is due to begin on 10 or 11 March, depending on the lunar calendar.

From BBC • Mar. 4, 2024

An attack during Ramadan — which is timed to the lunar calendar and expected to start on March 10 — could be viewed as particularly provocative to Muslims in the region and beyond.

From New York Times • Feb. 11, 2024

Creating a stable calendar was a problem for most ancient peoples, because they generally started out with a lunar calendar: the length of a month was the time between successive full moons.

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