Lexical Definition

‎μνημόσυνον‎ mnēmósynon (mnay-mos'-oo-non) memorial G:N-N
from ‎μνημονεύω‎

memorial.

Usage: 6 forms in 46 verses
Form Translated As     In Verse(s)
μνημόσυνόν your memorial LXX.Ps.102.12LXX.Ps.135.13
μνημόσυνον a memorial LXX.Exod.3.15LXX.Exod.12.14LXX.Exod.13.9LXX.Exod.17.14LXX.Exod.30.16LXX.Lev.6.15LXX.Lev.23.24LXX.Num.31.54LXX.Josh.4.7LXX.Neh.2.20LXX.Esth.2.23LXX.Esth.9.27LXX.Esth.9.32LXX.Esth.10.2LXX.Isa.66.3Matt.26.13Mark.14.9Acts.10.4
as a memorial LXX.Num.5.26LXX.Num.16.40
his memorial LXX.Job.18.17LXX.Ps.9.6LXX.Hos.12.5
its memorial LXX.Lev.2.2
memorial LXX.Exod.17.14LXX.Exod.28.12LXX.Exod.28.29LXX.Lev.2.9LXX.Lev.2.16LXX.Lev.5.12LXX.Ps.112.6LXX.Isa.23.18LXX.Hos.14.7
their memorial LXX.Deut.32.26LXX.Esth.9.28LXX.Ps.34.16LXX.Ps.109.15
μνημόσυνά your memorials LXX.Isa.57.8
μνημοσύνων memorial LXX.Ezra.4.15
μνημοσύνου of memorial LXX.Exod.39.7LXX.Num.5.15LXX.Num.5.18LXX.Mal.3.16
μνημοσύνον of memorial LXX.Exod.28.12

Abbott-Smith

μνημόσυνον, -ου, τό (< μνήμων, mindful), [in LXX freq. for זֵכֶר, זִכָּרוֹן and cogn. forms;]
a memorial: Mt 26:13, Mk 14:9, Ac 10:4 (where cf. Le 2:9, 16 5:12, Nu 5:28, Si 45:16, al.).†

Abbott-Smith References

Book Refs
Leviticus 2:9 · 2:16 · 5:12
Numbers 5:28
Matthew 26:13
Mark 14:9
Acts 10:4

Liddell-Scott-Jones

μνημόσυνον, τό,

remembrance, memorial of a thing, μνημόσυνον ἑωυτοῦ λιπέσθαι [Refs 5th c.BC+]: rare in early Attic dialect Prose, [NT+5th c.BC+]

__2 memorandum, reminder, μνημόσυνα γράψομαι [Refs 5th c.BC+]
__3 mark, scar, μ. ὑποκαταλιπεῖν [Refs 5th c.BC+]

LSJ Scripture Refs: Matt.26.13Acts.10.4