Strong's G797 · Greek

ἀστράπτω

astrapto · as-trap'-to

probably from 792; to flash as lightning

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 2 ἀστράπτω , [in LXX for בּרק ;] to lighten , flash forth : Lk 17:24 24:4 (MM, s.v.).† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain