Lexical Definition

‎ἀποκεφαλίζω‎ apokephalízō (ap-ok-ef-al-id'-zo) to behead G:V
from ‎ἀπό‎ and ‎κεφαλή‎

behead.

Usage: 3 forms in 5 verses
Form Translated As     In Verse(s)
ἀπεκεφάλισεν beheaded Matt.14.10
he beheaded Mark.6.27
ἀπεκεφάλισα beheaded Mark.6.16Luke.9.9
αποκεφαλίζουσιν they behead him LXX.1Sam.31.9

Abbott-Smith

ἀπο-κεφαλίζω (< ἀπό, κεφαλή), [in LXX: Ps 151:7*;]
to behead: Mt 14:10, Mk 6:16, 28, Lk 9:9.†

Abbott-Smith References

Book Refs
Psalms 151:7
Matthew 14:10
Mark 6:16 · 6:28
Luke 9:9

Liddell-Scott-Jones

ἀποκεφαλίζω-ίζω,

behead, [LXX+2nd c.AD+]; of a fish, Dorioap.[Refs 2nd c.AD+]:—passive, [Refs 1st c.BC+]

LSJ Scripture Refs: LXX.Ps.151.7