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Strong's Concordance
Greek Word Study

Strong's G2447 ἰός (ios)

Ios means “rust” — full meaning, definition, and every linked Bible usage across the indexed canon.

Same number, other testament: Strong's H2447 — chaklil (“red”) in the Hebrew Bible.

Strong's Number G2447
Language Greek
Linked Usages 12
Books 7

Strong's G2447 Quick Answer

Strong's G2447 ἰός (ios) is a Greek Strong's word-study entry. ios (ee-os') n. 1. rust (as if emitted by metals) 2. venom (as emitted by serpents) It has 12 linked Bible usages across 7 books. Visible English usage signals include rust. Indexed coverage on this page includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

Meaning
ios (ee-os') n. 1. rust (as if emitted by metals) 2. venom (as emitted by serpents)
Usage
12 linked usages
Books
7 indexed books
Corpus
New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha
Usage Words
rust

Meaning and Definition

ios (ee-os') n. 1. rust (as if emitted by metals) 2. venom (as emitted by serpents) [perhaps from eimi "to go" or hiemi "to send"] KJV: poison, rust

Original Word
ἰός
Transliteration
ios
Morphology
noun

Across Lexicons

How independent scholarly lexicons define Strong's G2447. Each definition is shown with its source so you can compare and cite the original reference works.

Extended Strong's Greek Lexicon (Abbott-Smith based)

poison/rust

Usage: ἰός, -οῦ, ὁ [in LXX: Eze.24:6, 11-12 (חֶלְאָה), Psa.140:3 (חֵמָה), al. ;] __1. an arrow. __2. rust (Ez, l.with): Jas.5:3 (cf. MM, Exp., xv). __3. poison: figuratively, Rom.3:13 (Ps. l.with), Jas.3:8.† (AS)

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How Strong's G2447 Is Translated

The English word each shown verse actually uses to render ios, taken from the interlinear word alignment (the same word underlined in the excerpts below). Where a rendering is used more than once, the count is shown.

rust James 5:3

How Strong's G2447 Usage Compares

Indexed coverage includes Septuagint / Greek Old Testament, New Testament, and Deuterocanonical / Apocrypha. Each section below keeps corpus counts and sample passages visible so readers can compare the word across contexts instead of reading one flat concordance list.

  • The largest indexed corpus on this page is Septuagint / Greek Old Testament with 7 linked usages.
  • This page lets readers compare New Testament usage with Septuagint / Greek Old Testament usage, which is a key THF advantage over narrower Strong's pages.
  • Deuterocanonical / Apocrypha rows are counted separately so readers can decide how those texts relate to the main word study.

In the Septuagint (LXX)

Strong's G2447 (ἰός) appears 11 times in the Greek Septuagint — the Old Testament the New Testament authors quoted.

Sample Septuagint occurrences:

Read the full Greek Septuagint interlinear with Strong's →

Strong's G2447 by Corpus

Indexed usage grouped by testament and extended corpus so readers can compare this word across the Bible, Septuagint, deuterocanonical books, and 1 Enoch where present.

Strong's G2447 in the New Testament

3 indexed usages in New Testament.

Romans 3:13 KJV

Their throat is an open sepulchre; with their tongues they have used deceit; the poison of asps is under their lips:

James 3:8 KJV

But the tongue can no man tame; it is an unruly evil, full of deadly poison.

James 5:3 KJV

Your gold and silver is cankered; and the rust of them shall be a witness against you, and shall eat your flesh as it were fire. Ye have heaped treasure together for the last days.

Strong's G2447 in the Septuagint / Greek Old Testament

7 indexed usages in Septuagint / Greek Old Testament.

Psalms 13:3 Septuagint / Brenton

They are all gone out of the way, they are together become good for nothing, There is none that does good, no not one. Their throat is an open sepulcher; With their tongues they have used deceit; The poison of asps is under their lips: Whose mouth is full of cursing and bitterness; Their feet are swift to shed blood: Destruction and misery are in their ways; And the way of peace they have not known: There is no fear of God before their eyes.

Psalms 139:4 Septuagint / Brenton

They have sharpened their tongue as the tongue of a serpent; The poison of asps is under their lips. Pause.

Proverbs 23:32 Septuagint / Brenton

But at last such a one stretches himself out as one smitten by a serpent, And venom is diffused through him as by a horned serpent.

Strong's G2447 in the deuterocanonical books / Apocrypha

2 indexed usages in Deuterocanonical / Apocrypha.

Letter of Jeremiah 1:10 Septuagint / Brenton

Sometimes also the priests convey from their gods gold and silver, and bestow it upon themselves.

Usage Excerpts

First 12 linked usage excerpts for Strong's G2447.

Psalms 13:3 Septuagint / Greek Old Testament, Septuagint / Brenton
They are all gone out of the way, they are together become good for nothing, There is none that does good, no not one. Their throat is an open sepulcher; With their tongues they have used deceit; The poison of asps is under their lips: Whose mouth is full of cursing and bitterness; Their feet are swift to shed blood: Destruction and misery are in their ways; And the way of peace they have not known: There is no fear of God before their eyes.
Psalms 139:4 Septuagint / Greek Old Testament, Septuagint / Brenton
They have sharpened their tongue as the tongue of a serpent; The poison of asps is under their lips. Pause.
Proverbs 23:32 Septuagint / Greek Old Testament, Septuagint / Brenton
But at last such a one stretches himself out as one smitten by a serpent, And venom is diffused through him as by a horned serpent.
Lamentations 3:13 Septuagint / Greek Old Testament, Septuagint / Brenton
He has caused the arrows of his quiver To enter into my reins.
Ezekiel 24:6 Septuagint / Greek Old Testament, Septuagint / Brenton
Therefore thus saith the Lord; O bloody city, the caldron in which there is scum, and the scum has not gone out of, she has brought it forth piece by piece, no lot has fallen upon it.
Ezekiel 24:11 Septuagint / Greek Old Testament, Septuagint / Brenton
and that it may stand upon the coals, that her brass may be thoroughly heated, and be melted in the midst of her filthiness, and her scum may be consumed,
Ezekiel 24:12 Septuagint / Greek Old Testament, Septuagint / Brenton
and her abundant scum may not come forth of her.
Romans 3:13 New Testament, KJV
Their throat is an open sepulchre; with their tongues they have used deceit; the poison of asps is under their lips:
James 3:8 New Testament, KJV
But the tongue can no man tame; it is an unruly evil, full of deadly poison.
James 5:3 New Testament, KJV
Your gold and silver is cankered; and the rust of them shall be a witness against you, and shall eat your flesh as it were fire. Ye have heaped treasure together for the last days.
Letter of Jeremiah 1:10 Deuterocanonical / Apocrypha, Septuagint / Brenton
Sometimes also the priests convey from their gods gold and silver, and bestow it upon themselves.
Letter of Jeremiah 1:23 Deuterocanonical / Apocrypha, Septuagint / Brenton
By this ye may know that they are no gods: therefore fear them not.

All Indexed Usage Links

Every indexed verse link for Strong's G2447, grouped by book.

Psalms 2 usages, Septuagint / Greek Old Testament
Proverbs 1 usage, Septuagint / Greek Old Testament
Lamentations 1 usage, Septuagint / Greek Old Testament
Ezekiel 3 usages, Septuagint / Greek Old Testament
Romans 1 usage, New Testament
James 2 usages, New Testament
Letter of Jeremiah 2 usages, Deuterocanonical / Apocrypha

Strong's G2447 FAQ

What does ios (ἰός) mean?

Ios (Strong's G2447) is a Greek word most simply glossed "rust". ios (ee-os') n. 1. rust (as if emitted by metals) 2. venom (as emitted by serpents)

How many times is ios (ἰός) used in the Bible?

This page currently indexes 12 linked usages for Strong's G2447 across 7 books.

Where can I study ios (ἰός) in context?

Use the linked verse references on this page to study Strong's G2447 in context. The indexed coverage includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

What English words translate ios (ἰός)?

The visible usage excerpts most often surface English words such as rust. These are scanning signals from the displayed verses, not replacements for the original-language definition.

Does Strong's G2447 appear in the Septuagint or deuterocanonical books?

Yes. The current local index includes 7 in Septuagint / Greek Old Testament and 2 in Deuterocanonical / Apocrypha for Strong's G2447, with linked reader references where each row is available.