lunar calendar

/ˌlunər ˌkæləndər/

Other forms: lunar calendars

Definitions of lunar calendar

1. noun

   a calendar based on lunar cycles
   types:

   Roman calendar

   the lunar calendar in use in ancient Rome; replaced by the Julian calendar in 46 BC

   Islamic calendar, Mohammedan calendar, Moslem calendar, Muhammadan calendar, Muslim calendar

   the lunar calendar used by Muslims; dates from 622 AD (the year of the Hegira); the beginning of the Muslim year retrogresses through the solar year completing the cycle every 32 years

   type of:

   calendar

   a system of timekeeping that defines the beginning and length and divisions of the year