Dictionary entry

καταπίπτω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

κατα-πίπτω,

[in LXX: Ps 144 (145):14 (נפל), etc.;]

to fall down: Ac 28:6; seq. εἰς, Ac 26:14; ἐπί c. acc., Lk 8:6.†