That, learned person, whose knowledge has been obscured due to the Udaya (rise) of the Jñānāvaranīya (knowledge-veiling) Karma temporarily for a definite period of time.
tesiṃ vā udaeṇaṃ jāṇiyavvaṃ va jāṇai, jāniukāme vi ṇa yāṇati, jāṇittā vi ṇa yāṇati, ucchaṇṇaṇāṇī yāvi bhavati ṇāṇāvaraṇijjassa kammassa udaeṇaṃ.
(Prajñā 23.13)