Avakāsa & okāsa [ava + kāś to shine, cp. Sk. avakāśa] 1. "appearance": akkhuddâvakāso dassanāya not little (or inferior) to behold (of appearance) D i.114; ariyāvakāsa appearing noble or having the app. of an Aryan J v.87; katâvakāsa put into appearance Vv 229. -- 2. "opportunity": kata˚ given leave D i.276 Sn 1030; anavakāsakārin not giving occasion Miln 383. -- anavakāsa not having a chance or opportunity (to happen), impossible; always in ster. phrase aṭṭhānaŋ etaŋ anavakāso Vin ii.199; A i.26; v.169; Pug 11, 12; PvA 28.