Lexical Definition

‎ἄβυσσος‎ ábyssos (ab'-us-sos) abyss G:N-F
from ‎Α‎ (as a negative particle) and a variation of ‎βυθός‎

deep, (bottomless) pit.

Usage: 10 forms in 45 verses
Form Translated As     In Verse(s)
ἄβυσσον abyss Luke.8.31Rev.20.3
abyss’ Rom.10.7
ἀβύσσου abyss Rev.9.1Rev.9.2Rev.9.11Rev.11.7Rev.17.8Rev.20.1
αβύσσων abysses LXX.Ps.71.20LXX.Ps.71.21LXX.Ps.107.26
deeps LXX.Deut.33.13
of deeps LXX.Deut.8.7
αβύσσω deep LXX.Ps.78.15LXX.Ps.106.9LXX.Isa.44.27
αβύσσουσ abysses LXX.Prov.8.24
of deeps LXX.Ps.33.7
αβύσσου abyss LXX.Gen.1.2LXX.Gen.7.11LXX.Gen.8.2LXX.Job.41.32
deep LXX.Isa.63.13
of abyss LXX.Job.38.30
of deep LXX.Job.38.16LXX.Isa.51.10
αβύσσοισ deeps LXX.Ps.135.6
άβυσσοσ abyss LXX.Job.28.14LXX.Ps.36.6LXX.Ezek.31.15LXX.Hab.3.10
an abyss LXX.Job.36.16
deep LXX.Ps.42.7LXX.Ps.104.6LXX.Ezek.31.4LXX.Jonah.2.5
άβυσσον abyss LXX.Job.41.31LXX.Job.41.32LXX.Amos.7.4
deep LXX.Ps.42.7LXX.Ezek.26.19
άβυσσοι abysses LXX.Ps.77.16LXX.Ps.148.7LXX.Prov.3.20

Abbott-Smith

ἄ-βυσσος, -ον (< Ion. βυσσός = βυθός),
1. in cl., boundless, bottomless (e.g. ἄ. πέλαγος, ἄ. πλοῦτος Æsch.).
2. [In LXX (for תְּהוֹם, Ge 1:2, al.; exc. Is 44:27, Jb 41:22* for צוּלָה, מְצוּלָה, Jb 36:16 for רַחַב) and] NT, as subst. (MM, VGT, s.v.), ἡ ἄ. (sc. χώρα), the abyss;
(a) of the sea (Ge 1:2);
(b) of the underworld, as the abode of the dead: Ro 10:7 (a paraphrase of De 30:13 LXX); as the abode of demons, Lk 8:31, Re 9:1, 2, 11, 11:7, 17:8, 20:1, 3 (Cremer, 2).†

Abbott-Smith References

Book Refs
Genesis 1:2
Deuteronomy 30:13
Job 36:16 · 41:22*
Isaiah 44:27
Luke 8:31
Romans 10:7
Revelation 9:1 · 9:2 · 9:11 · 11:7 · 17:8 · 20:1 · 20:3

Liddell-Scott-Jones

ἄβυσσος, ον,

bottomless, unfathomed, πηγαί[Refs 5th c.BC+]: generally, unfathomable, boundless, πλοῦτος[Refs 5th c.BC+]

__II . the great deep, [LXX]: the abyss, underworld, [NT]; the infinite void, [Refs]

LSJ Scripture Refs: LXX.Gen.1.2Luke.8.31Rom.10.7Rev.9.1