Upekkha
(P
li, ‘equanimity’). Fundamental Buddhist state of equilibrium in the mind. It is one of the seven constituents of enlightenment, and one of the four cardinal virtues (with
metta
,
karu
,
mudit
), which controls the other three.
Uposatha
(P
li, ‘fasting’; Skt.,
upavasatha
; Jap.,
fusatsu
). Buddhist observance on the days of (initially) new and full moon, now of the quarter moons. For laypeople (
up
saka
) it involves a day of more careful observance, sometimes by undertaking an additional three rules (
la
), and by assembling at the local monastery, for worship, instruction, and renewal of vows to keep the precepts (
la). Monks are under obligation to attend a ceremony in which (or before which) acknowledgement of fault against the pratimok
a is made. The pratimok
a is recited at this ceremony.