εἰδημονικός

ή, όν, Adv.
A. belonging to knowledge, ἀρχά, opp. κοινανικά, Archyt. ap. Stob. 2.31.120. Adv.-κῶς with knowledge, skilfully, Suid.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project