Ancient Greek lemma · Strong’s G1990

ἐπιστήμων

epistemon · /ep-is-tay'-mone/ — “knowing”

knowing, wise, prudent; acquainted with; skilled; versed in; knowing how; possessed of perfect knowledge; scientifically versed in; with science, with art; technical; scientific

Derivation: from ἐπίσταμαι (epistamai, to know, understand)