Lexical Definition

‎σκοτία‎ skotía (skot-ee'-ah) darkness G:N-F
from ‎σκότος‎

dark(-ness).

Usage: 3 forms in 19 verses
Form Translated As     In Verse(s)
σκοτίᾳ darkness Matt.10.27Luke.12.3John.1.5John.8.12John.12.35John.12.461John.2.91John.2.111John.2.11
σκοτίασ when dark John.20.1
σκοτία dark John.6.17
darkness LXX.Job.28.3LXX.Isa.16.3LXX.Mic.3.6John.1.5John.12.351John.1.51John.2.81John.2.11

Abbott-Smith

σκοτία, -ας, ἡ [in LXX: Jb 28:3 (אֹפֶל), Mi 3:6 (חָשְׁכָה), Is 16:3 * ;]
in late writers = σκότος,
darkness: Jo 6:17 20:1. Metaph.,
(a) of secrecy (opp. to ἐν τ. φωτί): Mt 10:27, Lk 12:3;
(b) of spiritual darkness: Mt 4:16, Jo 1:5 8:12 12:35, 46, I Jo 1:5 2:8, 9, 11.†

Abbott-Smith References

Book Refs
Job 28:3
Isaiah 16:3
Micah 3:6
Matthew 4:16 · 10:27
Luke 12:3
John 1:5 · 6:17 · 8:12 · 12:35 · 12:46 · 20:1
1 John 1:5 · 2:8 · 2:9 · 2:11

Liddell-Scott-Jones

σκοτία-α, ,

(σκότος) darkness, gloom, [NT+3rd c.BC+]

__II in Architecture, scotia, cavetto, a sunken moulding, so called from the dark shadow it casts, [Refs 1st c.BC+]
__III Σκοτιά, epithet of Aphrodite in Egypt, [Refs]

LSJ Scripture Refs: LXX.Mic.3.6Matt.10.27