Quick Definition
I throw violently on the ground
Strong's Definition
to rend completely, i.e. (by analogy) to convulse violently
Derivation: from G4862 (σύν) and G4682 (σπαράσσω);
KJV Usage: throw down
Thayer's Greek Lexicon
συσπαράσσω: 1 aorist συνεσπάραξα; to convulse completely (see ῤήγνυμι, c.): τινα, Mar_9:20 L T Tr marginal reading WH; Luk_9:42. (Max. Tyr. diss. 13, 5.)
Mounce Concise Greek Dictionary
συσπαράσσω sysparassō 2x
to tear to pieces; to convulse altogether, Mar_9:20 ; Luk_9:42
Abbott-Smith Greek Lexicon
*† συ -σπαράσσω ,
to convulse completely: c . acc pers ., Mar_9:20 , Luk_9:42 ( cf. σπαράσσω ).†
Liddell-Scott — Intermediate Greek Lexicon
συσπαράσσω attic -ττω fut. ξω "to tear in pieces", NTest.
STEPBible — Tyndale Abridged Greek Lexicon
συ-σπαράσσω
to convulse completely: with accusative of person(s), Mrk.9:20, Luk.9:42 (cf. σπαράσσω).†
(AS)