uposhadha ［布薩］ (; Pali uposatha;  fusatsu): Also, poshadha, upavāsa, or upavasatha. A semimonthly meeting of self-examination and public confession held in Buddhist monasteries in India. At the uposhadha, monks recited the precepts for the Buddhist Order, and those who had violated them confessed their offenses. The uposhadha was held at the time of the new and full moons.