upa-√ jñā Ā. -jānīte (3. pl. -jānate, [AV.]) to ascertain, excogitate, invent, find out, hit upon, [AV. iv, 36, 8]; [ŚBr.]
upa-jñā f. knowledge found out or invented by one's self (not handed down by tradition), untaught or primitive knowledge, invention, [Pāṇ.]; [L.]
upa-jñā (mfn. ifc.) invented or first taught by, unknown before, [Ragh. xv, 63], [Kāś.] & [Siddh.] on [Pāṇ. ii, 4, 21] and [vi, 2, 14]; [Bhaṭṭ.]