Lexical Definition

‎ἀπόκρυφος‎ apókryphos (ap-ok'-roo-fos) concealed G:A
from ‎ἀποκρύπτω‎

hid, kept secret.

Usage: 6 forms in 17 verses
Form Translated As     In Verse(s)
ἀπόκρυφον a secret thing Mark.4.22
secret Luke.8.17
ἀπόκρυφοι hidden Col.2.3
απόκρυφα concealed LXX.Dan.2.22
αποκρύφω a concealment LXX.Isa.4.6
concealed LXX.Job.39.28LXX.Ps.81.7
concealment LXX.Deut.27.15LXX.Ps.10.9LXX.Ps.27.5LXX.Ps.31.20LXX.Hab.3.14
αποκρύφουσ concealed LXX.Isa.45.3
αποκρύφοισ concealed LXX.Ps.64.4LXX.Dan.11.43
concealment LXX.Ps.10.8LXX.Ps.17.12

Abbott-Smith

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.).†

Abbott-Smith References

Book Refs
Mark 4:22
Luke 8:17
Colossians 2:3

Liddell-Scott-Jones

ἀπόκρυφος, ον,

hidden, concealed, [Refs 5th c.BC+]; ἐν ἀποκρύφφ in secret, [Refs 5th c.BC+]hidden, stored up, [NT]; underhand, μηδὲν . πεποιῆσθαι[Refs]

__2 with genitive, ἀπόκρυφον πατρός unknown to him, [Refs 5th c.BC+]
__II obscure, recondite, hard to understand, [Refs 3rd c.BC+]; . σύμβολαδέλτων, of hieroglyphics, [Refs]; [βίβλος] [Refs 5th c.BC+]
__III adverb -φως secretly, [LXX+2nd c.AD+]

LSJ Scripture Refs: Col.2.3LXX.Hab.3.14