A form of Pratyākhyāna (1) (formal resolve (vow) of abstinence));
to undertake Pratyākhyāna of consuming all the four kinds of alimental material (viz., foods, drinks, eatable delicacies and lickable delicacies) for a prahara, i.e., quarter of daytime starting from the sunrise.
sūre uggae porisiṃ paccakkhāi cauvvihaṃ pi āhāraṃ-asṇaṃ pāṇaṃ khāimaṃ sāimaṃ.
(Āva 6.2)