adepta (from the lat. adeptus ) 1 adj. and n. Started in the secrets of alchemy. 2 ( a ) Belonging to some party or association, particularly if it is clandestine: Adept to Freemasonry . Affiliate 3 ( a, de ) Agree with a certain ideology. Supporter. ( a ) Applies to the one who admires respects, follows or obeys a certain person. Addict.