Dictionary entry

ἀπόκρυφος

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament with Strong's

ἀπόκρυφος, -ον

(< ἀποκρύπτω), [in LXX Chiefly for סֵתֶר;]

hidden: Mk 4:22, Lk 8:17, Col 2:3 (v. Lft., in l.; MM, s.v.).†