noun · masculine

thōraxos

Greekθώραξ (thōrax)

Strong’sG2382

a breast-plate

stem thōrax-5 times in the New Testamentin 3 of 27 books2 of 10 forms occur

Translated as

breastplates3×breastplate2×

What it means

θώραξ, -ακσς, ὁ,

[in LXX chiefly for שִׁרְיוֹן and cogn. forms;]

a breastplate: Re 9:9, 17; θ. τ. δικαιοσύνης, Eph 6:14 (cf. Is 59:17, Wi 5:18(19)); θ. πίστεως, I Th 5:8.†

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament, 1922 — public domain. References open in the reader.

Strong’s G2382 — the 1890 definition, and where the word comes from

Saidtho'-rax

the chest ("thorax"), i.e. (by implication) a corslet

Fromof uncertain affinity;

King Jamesbreast-plate.

James Strong, Exhaustive Concordance of the Bible, 1890 — public domain. The numbers in it link to the entries here.

Every form

Job in the sentence case	one singular	more than one plural
subject nominative	thōraxos	thōraxois
object accusative	thōraxon2×θώρακα	thōraxoin3×θώρακας
direct address vocative	thōraxor	thōraxoir
of, belonging to genitive	thōraxou	thōraxoiu
to, for dative	thōraxo	thōraxoi

Tinted cells are forms the New Testament never uses, so there is no Greek to show against them — but they are still correct Biblang, built from the slots below like any other.

Why these forms, and no others — the slots that make them

thōraxstem+ogender+snru—its job in the sentence case+—ione · more than one number

thōraxo is this word in every one of its forms. The slots after it make all the rest.

same in every form varies — every value shown

Where it appears

5 occurrences, every one of them listed

thōraxon“breastplate”objectaccusative singular2×

Ephesians 6:14“breastplate”histanavar oun perizōnnueratois tan osfuan vu en alētheia, kai endueratois ton thōraxon tau dikaiosunau,Stand firm then, with the belt of truth buckled around your waist, with the breastplate of righteousness arrayed,

1 Thessalonians 5:8“breastplate”nis de hēmerau arōtois nēfaneiō, endueratois thōraxon pistiau kai agapau kai perikefalaian elpian sōtērēau;But since we belong to the day, let us be sober, putting on the breastplate of faith and love, and the helmet of our hope of salvation.

thōraxoin“breastplates”objectaccusative plural3×

Revelation 9:9“breastplates”kai echale thōraxoin hōs thōraxoin sidērouoin, kai tas fōnas taiu pteruxaiu autaiu hōs fōnas harmeiu hippoiu polloiu trecharōtoiu eis polemon;They also had breastplates like breastplates of iron, and the sound of their wings was like the roar of many horses and chariots rushing into battle.

Revelation 9:9“breastplates”kai echale thōraxoin hōs thōraxoin sidērouoin, kai tas fōnas taiu pteruxaiu autaiu hōs fōnas harmeiu hippoiu polloiu trecharōtoiu eis polemon;They also had breastplates like breastplates of iron, and the sound of their wings was like the roar of many horses and chariots rushing into battle.

Revelation 9:17“breastplates”kai houtōs horama toin hippoin en ta horasia kai toin katherōtoin epi autoiu, echarōtoin thōraxoin purinoin kai huakinthinoin kai theiōdoin; kai tais kefalais toiu hippoiu hōs kefalais leōnoiu, kai ek teiu stomeiu autoiu ekporeuetō purem kai kapnos kai theiem.Now the horses and riders in my vision looked like this: The riders had breastplates the colors of fire, sapphire, and sulfur. The heads of the horses were like the heads of lions, and out of their mouths proceeded fire, smoke, and sulfur.