Lexical Definition

‎πτῶσις‎ ptōsis (pto'-sis) fall G:N-F
from the alternate of ‎πίπτω‎

fall.

Usage: 9 forms in 21 verses
Form Translated As     In Verse(s)
πτῶσισ fall Matt.7.27
πτῶσιν falling Luke.2.34
πτώσισ a failure LXX.Exod.30.12
blow LXX.Ps.106.29
downfall LXX.Zech.14.12LXX.Zech.14.15LXX.Zech.14.18
πτώσιν αυτού his downfall LXX.Ezek.31.13
πτώσιν a downfall LXX.Isa.17.1
their downfall LXX.Ezek.32.10
this downfall LXX.Zech.14.15
πτώσεώσ σου of your downfall LXX.Ezek.32.10
πτώσεώσ of your downfall LXX.Ezek.27.27
πτώσεωσ blow LXX.Isa.51.17LXX.Isa.51.22
downfall LXX.Nah.3.3
of his downfall LXX.Ezek.31.16
of their downfall LXX.Jer.49.21
of your downfall LXX.Ezek.26.15LXX.Ezek.26.18
πτώσει their downfall LXX.Jer.6.15

Abbott-Smith

πτῶσις, -εως, ἡ (< πίπτω), [in LXX chiefly for נֶגֶף, מַפֶּלֶת, and cogn. forms;]
a falling, fall (Plat., Plut., al.): Mt 7:27; metaph., Lk 2:34.†

Abbott-Smith References

Book Refs
Matthew 7:27
Luke 2:34

Liddell-Scott-Jones

πτῶσις, εως, ,

(πίπτω, πέ-πτωκα) falling, fall, κύβων [Refs 5th c.BC+]: absolutely, calamity, ἐν καιρῷ πτώσεως [LXX+5th c.AD+]; death, [Refs 6th c.AD+]

__II Grammars, mode or modification of a word, [Refs 4th c.BC+]; applied to cases, including nominative,[Refs]: to superlative of adjectives, [Refs]: so by the Stoics to variety of flexion, [Refs]., title of work by Chrysipp.,[Refs 2nd c.BC+]; κατὰ μίαν πτῶσιν indeclinable, [Refs 2nd c.AD+]
__III in the Logic of [Refs 4th c.BC+], mood of syllogisms, [Refs]
__III.b arrangement of terms in a syllogism, [Refs]

LSJ Scripture Refs: LXX.Exod.30.12