Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
διπλασιαζόντων repeating LXX.Ezek.43.2
διπλασιάσον repeat LXX.Ezek.21.14

Liddell-Scott-Jones

διπλασιάζω (diplasiazō) to repeat G:V

διπλασιάζω-άζω,

double, [Refs 5th c.BC+]: —passive, [Refs 5th c.BC+]

__2 Grammars, reduplicate, [Refs 2nd c.AD+]:—passive, [Refs]
__2.b double a consonant, [Refs]
__3 repeat a metrical phrase, in passive, [Refs 1st c.AD+]
__II intransitive, to be twice the size of, τινός [Refs 1st c.BC+]; to be doubled in value, [Refs 5th c.BC+]