Quick Definition
I dig down under, demolish
Strong's Definition
to undermine, i.e. (by implication) destroy
Derivation: from G2596 (κατά) and G4626 (σκάπτω);
KJV Usage: dig down, ruin
Thayer's Greek Lexicon
κατασκάπτω: 1 aorist κατεσκαψα; perfect passive participle κατεσκαμμένος; to dig under, dig down, demolish, destroy: τί, Rom_11:3, from 1Ki_19:10; passive Act_15:16 (R G L), from Amo_9:11 ((but see καταστρέφω)). (Tragg., Thucydides, Xenophon, and following).
Mounce Concise Greek Dictionary
κατασκάπτω kataskaptō 2x
pr. to dig down under, undermine; by impl. to overthrow; demolish, raze, Rom_11:3 ;
τὰ κατεσκαμμένα , ruins, Act_15:16
Abbott-Smith Greek Lexicon
κατα -σκάπτω ,
[in LXX for H5422 , H2040 , etc.;]
to dig down: Rom_11:3 ( LXX ).†
Moulton & Milligan — Vocabulary of the Greek NT
κατασκάπτω [page 332]
κατασκάπτω occurs ter in Syll 177 (Teos B.C. 303), e.g. .7 ἐὰν δὲ δεῖ κατασκάπτειν τὴν ὑπάρχουσαν πόλιν , [καταλειφθῆναι μὲ ]ν τῶν ὑπαρχουσῶν τὰς ἡμισείας . For the subst. cf. ib. 211 .9 (iii/B.C. ?) εἰς τὴν ἔκπεμψι [ν τ ]ῶν στρατιωτ [ῶν ] καὶ τῆς ἀκροπόλεως τὴν κατα [σκα ]φήν .
Liddell-Scott — Intermediate Greek Lexicon
κατασκάπτω fut. ψω "to dig down, destroy utterly, rase to the ground, overthrow", Hdt. , Soph. , etc.:— Pass., οἰκία οἱ κατεσκάφη (aor2) Hdt.
STEPBible — Tyndale Abridged Greek Lexicon
κατα-σκάπτω
[in LXX for נָתַץ, הָרַס, etc. ;]
to dig down: Rom.11:3 (LXX).†
(AS)