Adept

n. One fully skilled or well versed in any art; as, adepts in philosophy.

a. [Lat. adeptus, obtained (sc. artem), he who has obtained an art, p. p. of adipisci, to arrive at, to obtain, from ad and apisci, to pursue; Skr. âp.] Well skilled; completely versed or acquainted with. “Adept in every thing profound.” Cowper.