Lexical Definition

‎καθαίρεσις‎ kathaíresis (kath-ah'-ee-res-is) destruction ^G:N-F
from ‎καθαιρέω‎

destruction, pulling down.

• demolition
• figuratively, extinction

Abbott-Smith

καθ-αίρεσις, -εως, ἡ (< καθαιρέω), [in LXX: Ex 23:24 (הָרֵס), I Mac 3:43*;]
a pulling down, destruction: fig., κ. ὀχυρωμάτων, II Co 10:4; opp. to οἰκοδομή, II Co 10:8 13:10.†

Abbott-Smith References

Liddell-Scott-Jones

καθαίρεσις-εσις, εως, ἡ,

pulling down, demolition, [NT+5th c.BC+]; ἀναστήσωμεν τὴν κ. τοῦ λαοῦ ἡμῶν [LXX] the débris, [Refs 3rd c.BC+]

__2 generally, overthrow, subjugation, [Refs 2nd c.AD+]; killing, [Refs 1st c.AD+]
__3 reduction, diminution, opposed to πρόσθεσις, [Refs 4th c.BC+]: in Medicine texts, bringing down superfluous flesh, lowering, reducing, [Refs 5th c.BC+]
__4 eclipse of sun or moon (with reference to the magical process of drawing down those bodies), [Refs 3rd c.BC+]

_{LSJ Scripture Refs: 2Cor.10.8}