Lexical Definition

‎ἐξάλλομαι‎ exállomai (ex-al'-lom-ahee) to leap up ^G:V
from ‎ἐκ‎ and ‎ἅλλομαι‎

leap up.

• to spring forth

Abbott-Smith

ἐξ-άλλομαι [in LXX for קָלַל (Hb 1:8), etc. ;]
to leap up: Ac 3:8.†

Abbott-Smith References

Liddell-Scott-Jones

ἐξάλλομαι,

future -ᾰλοῦμαι[LXX]: aorist -ηλόμην[Refs 5th c.BC+] (Lyric poetry), -ηλάμην [Refs 2nd c.AD+], Doric dialect -άλατο[Refs 3rd c.BC+]; Epic dialect aorist participle -άλμενος (see. below):—leap out of or forth from, ἐξάλλεται αὐλῆς, of a lion, [Refs 8th c.BC+]aorist participle ἐξάλμενος, absolutely, [Refs] springing out from the midst of..,[Refs 8th c.BC+]; ἐ. κατὰ τοῦ τείχους leap down off.., [Refs 5th c.BC+]: absolutely, jump, hop off, [NT+5th c.BC+]; ὦ δαῖμον, ἵν᾽ ἐξήλο; to what point didst thou leap forth, i.e. to what misery hast thou come ? [Refs 5th c.BC+]; of fish, leap out of the water, [Refs 4th c.BC+]

__2 start from its socket, be dislocated, of a limb, ἐ. ἔξαλσιν [Refs 5th c.BC+]; of a broken bone, [Refs 1st c.AD+]; of wheels, start from the axle, [Refs 5th c.BC+]
__II leap up, [Refs 1st c.AD+]; of horses, rear, [Refs 5th c.BC+]
__II.2 ἐξάλλετο γαστήρ swelled, became distended, [Refs 3rd c.BC+]
__II.3 metaphorically, ἐ. πρός τι fly off to, have recourse to, [Refs 1st c.AD+]

_{LSJ Scripture Refs: LXX.Mic.2.12 ☩ Acts.3.8}