Lexical Definition

‎διπλοῦς‎ diploûs (dip-looce') double ^G:A
from ‎δίς‎ and (probably) the base of ‎πλείων‎

double, two-fold more.

Abbott-Smith

διπλόος (poët., διπλός, whence corp. -ότερον), -όη, -όον (-οῦ, -ῆ, -οῦν) [in LXX for כָּפַל, מִשְׁנֶה, and cognates ;]
twofold, double: I Ti 5:17, Re 18:6; διπλότιρον, in twofold measure: Mt 23:15.†

Abbott-Smith References

Liddell-Scott-Jones

διπλοῦς, η, ον,

contraction διπλοῦς, ῆ, οῦν, Ionic dialect feminine διπλέη [Refs 5th c.BC+] codices, but διπλήν or -ῆν [Refs], διπλάς or -ᾶς [Refs]: contraction always in Trag., except διπλόοι [Refs 4th c.BC+]:—twofold, double, properly of cloaks and articles of dress, χλαῖνα διπλῆ, ={δίπλαξ} or διπλοΐς, [Refs 8th c.BC+]; ὅθι.. διπλοῦς ἤντετο θώρηξ where the cuirass met [the buckle] so as to be double, [Refs 8th c.BC+]; τὴν ἐπωμίδα πτύξας διπλῆν having folded it double, [διπλοῦς θάνατος 5th c.BC: Herodotus Historicus 6.104 ">Refs 5th c.BC+]; παῖσον διπλῆν (i.e. πληγήν) [Refs 5th c.BC+]of two stories, [Refs 5th c.BC+]; διπλῆ ἄκανθα spine bent double by age, [Refs 5th c.BC+]; διπλῆ [ῥάχις] [Refs 5th c.BC+]executed in duplicate, [Refs 3rd c.BC+]

__2 διπλῇ χερὶ θανεῖν by mutual slaughter, [Refs 5th c.BC+]
__3 δ. ὀνόματα compound words, [Refs 4th c.BC+]
__4 of fevers in which two paroxysms took place in a given time, δ. ἀμφημερινός, τριταῖος, [Refs 2nd c.AD+]
__5 δ. ἰσότης, ={διπλοϊσότης} (which see), Dioph.p.98T., etc.
__6 δ. ἄνδρας· τὰ δισύλλαβα ἀνδρῶν ὀνόματα, [Refs 5th c.AD+]
__II as comparative, twice as much, large, etc., βίος [Refs 5th c.BC+]; δ. ἢ.. twice as much as.. (see. διπλῇ): with genitive, [Refs]; διπλοῦν ὀφείλειν ὅσον.. Legal cited in [Refs 4th c.BC+]; διπλῷ, ={διπλῇ}, [Refs 5th c.BC+]
__III plural, in Trag., ={δύο}, [Refs 5th c.BC+]
__IV double, doubtful, οὐ γνώμᾳ διπλόαν θέτο βουλάν [Refs 5th c.BC+]
__IV.2 double-minded, treacherous, [Refs 5th c.BC+]; also, playing two parts, [Refs 5th c.BC+]; at variance with oneself, [Refs]
__V διπλοῦν, τό, ={δίπλωμα}[Refs 1st c.AD+]