Lexical Definition

‎λύτρωσις‎ lýtrōsis (loo'-tro-sis) redemption G:N-F
from ‎λυτρόω‎

+ redeemed, redemption.

Usage: 3 forms in 14 verses
Form Translated As     In Verse(s)
λύτρωσισ of ransoming LXX.Lev.25.29
ransoming LXX.Lev.25.29LXX.Num.18.16LXX.Ps.130.7
there shall be a ransoming LXX.Lev.25.48
λύτρωσιν a ransoming LXX.Judg.1.15LXX.Ps.111.9
ransom LXX.Judg.1.15LXX.Judg.1.15
redemption Luke.1.68Luke.2.38Heb.9.12
λυτρώσεωσ of ransoming LXX.Isa.63.4
ransoming LXX.Ps.49.8

Abbott-Smith

λύτρωσις, -εως, ἡ (< λυτρόω), [in LXX: Le 25:29, 48, Is 63:4 גְּאֻלִים, גְּאֻלָּה), Nu 18:16, Ps 48 (49):8* 110 (111):9* 129 (130):7 (פָּדָה, פִּדְיֹן, פְּדוּת), Jg 1:15*;]
a ransoming, redemption (αἰχμαλώτων, Plut., Arat., 11): of the mediatorial work of Christ, He 9:12; in general sense, deliverance (cf. Ps 48 (49):8*): Lk 1:68 2:38.†

Abbott-Smith References

Book Refs
Leviticus 25:29 · 25:48
Numbers 18:16
Judges 1:15
Psalms 49:8* · 111:9* · 130:7
Isaiah 63:4
Luke 1:68 · 2:38
Hebrews 9:12

Liddell-Scott-Jones

λύτρωσις-ωσις, εως, ,

ransoming, αἰχμαλώτων [NT+1st c.AD+]; redemption of a pledge, [Refs 1st c.AD+]

__2 release, discharge from an obligation, [Refs 5th c.AD+]
__II λ. ὕδατος, = spring of water, [LXX]

LSJ Scripture Refs: LXX.Lev.25.29Luke.1.68Heb.9.12LXX.Josh.1.15