A lunar calendar is a calendar that is based on cycles of the lunar phases. Because there are slightly more than twelve lunations (synodic months) in a solar year, the period of 12 lunar months (354.37 days) is sometimes referred to as a lunar year. A common purely lunar calendar is the Islamic calendar or Hijri Qamari calendar. A feature of the I...
any dating system based on a year consisting of synodic months—i.e., complete cycles of phases of the Moon. In every solar year (or year of the ... [3 related articles]
[n] - a calendar based on lunar cycles
noun a calendar based on lunar cycles