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Strong's Concordance
Greek Word Study

Strong's G109 ἀήρ (aer)

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

Same number, other testament: Strong's H109 — adab (“grieve”) in the Hebrew Bible.

Strong's Number G109
Language Greek
Linked Usages 17
Books 9

Strong's G109 Quick Answer

Strong's G109 ἀήρ (aer) is a Greek Strong's word-study entry. aer (ah-ayr') n. 1. "air" (as naturally surrounding) [from aemi "to breathe unconsciously", i.e. respire] It has 17 linked Bible usages across 9 books. Visible English usage signals include air. Indexed coverage on this page includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

Meaning
aer (ah-ayr') n. 1. "air" (as naturally surrounding) [from aemi "to breathe unconsciously", i.e. respire]
Usage
17 linked usages
Books
9 indexed books
Corpus
New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha
Usage Words
air

Meaning and Definition

aer (ah-ayr') n. 1. "air" (as naturally surrounding) [from aemi "to breathe unconsciously", i.e. respire] KJV: air Compare: G5594 See also: G1005

Original Word
ἀήρ
Transliteration
aer
Morphology
noun

Across Lexicons

How independent scholarly lexicons define Strong's G109. 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)

air

Usage: ἀήρ, ἀέρος, ὁ, [in LXX: 2Ki.22:12 (= Psa.17(18):11 שׁחק), Wi .8 ;] in Hom., Hes., the lower air which surrounds the earth, as opposite to the purer αἰθήρ of the higher regions; generally, air (MM, VGT, see word): Act.22:23, 1Th.4:17, Rev.9:2 16:17; of the air as the realm of demons, Eph.2:2; ἀ. δέρειν, of striving to no purpose, 1Co.9:26; εἰς ἀ. λαλεῖν, of speaking without effect, not being understood, 1Co.14:9.† (AS)

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How Strong's G109 Is Translated

The English word each shown verse actually uses to render aer, 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.

air Acts 22:23

How Strong's G109 Usage Compares

Indexed coverage includes Deuterocanonical / Apocrypha, New Testament, and Septuagint / Greek Old Testament. 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 Deuterocanonical / Apocrypha with 8 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 G109 (ἀήρ) appears 10 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 G109 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 G109 in the New Testament

7 indexed usages in New Testament.

Acts 22:23 KJV

And as they cried out, and cast off their clothes, and threw dust into the air,

1 Corinthians 9:26 KJV

I therefore so run, not as uncertainly; so fight I, not as one that beateth the air:

1 Corinthians 14:9 KJV

So likewise ye, except ye utter by the tongue words easy to be understood, how shall it be known what is spoken? for ye shall speak into the air.

Strong's G109 in the Septuagint / Greek Old Testament

2 indexed usages in Septuagint / Greek Old Testament.

2 Kingdoms 22:12 Septuagint / Brenton

And he made darkness his hiding place; His tabernacle round about him was the darkness of waters, He condensed it with the clouds of the air.

Psalms 17:12 Septuagint / Brenton

And he made darkness his secret place: Round about him was his tabernacle, Even dark water in the clouds of the air.

Strong's G109 in the deuterocanonical books / Apocrypha

8 indexed usages in Deuterocanonical / Apocrypha.

2 Maccabees 5:2 Septuagint / Brenton

and then it happened, that through all the city, for the space almost of forty days, there were seen horsemen running in the air, in cloth of gold, and armed with lances, like a band of soldiers,

Wisdom of Solomon 2:3 Septuagint / Brenton

Which being extinguished, our body shall be turned to ashes, And our spirit shall vanish as the soft air,

Wisdom of Solomon 5:11 Septuagint / Brenton

Or as when a bird hath flown through the air, There is no token of her way to be found, But the light air being beaten with the stroke of her wings, And parted with the violent noise and motion of them, Is passed through, and therein afterward no sign where she went is to be found;

Usage Excerpts

First 17 linked usage excerpts for Strong's G109.

2 Kingdoms 22:12 Septuagint / Greek Old Testament, Septuagint / Brenton
And he made darkness his hiding place; His tabernacle round about him was the darkness of waters, He condensed it with the clouds of the air.
Psalms 17:12 Septuagint / Greek Old Testament, Septuagint / Brenton
And he made darkness his secret place: Round about him was his tabernacle, Even dark water in the clouds of the air.
Acts 22:23 New Testament, KJV
And as they cried out, and cast off their clothes, and threw dust into the air,
1 Corinthians 9:26 New Testament, KJV
I therefore so run, not as uncertainly; so fight I, not as one that beateth the air:
1 Corinthians 14:9 New Testament, KJV
So likewise ye, except ye utter by the tongue words easy to be understood, how shall it be known what is spoken? for ye shall speak into the air.
Ephesians 2:2 New Testament, KJV
Wherein in time past ye walked according to the course of this world, according to the prince of the power of the air, the spirit that now worketh in the children of disobedience:
1 Thessalonians 4:17 New Testament, KJV
Then we which are alive and remain shall be caught up together with them in the clouds, to meet the Lord in the air: and so shall we ever be with the Lord.
Revelation 9:2 New Testament, KJV
And he opened the bottomless pit; and there arose a smoke out of the pit, as the smoke of a great furnace; and the sun and the air were darkened by reason of the smoke of the pit.
Revelation 16:17 New Testament, KJV
And the seventh angel poured out his vial into the air; and there came a great voice out of the temple of heaven, from the throne, saying, It is done.
2 Maccabees 5:2 Deuterocanonical / Apocrypha, Septuagint / Brenton
and then it happened, that through all the city, for the space almost of forty days, there were seen horsemen running in the air, in cloth of gold, and armed with lances, like a band of soldiers,
Wisdom of Solomon 2:3 Deuterocanonical / Apocrypha, Septuagint / Brenton
Which being extinguished, our body shall be turned to ashes, And our spirit shall vanish as the soft air,
Wisdom of Solomon 5:11 Deuterocanonical / Apocrypha, Septuagint / Brenton
Or as when a bird hath flown through the air, There is no token of her way to be found, But the light air being beaten with the stroke of her wings, And parted with the violent noise and motion of them, Is passed through, and therein afterward no sign where she went is to be found;
Wisdom of Solomon 5:12 Deuterocanonical / Apocrypha, Septuagint / Brenton
Or like as when an arrow is shot at a mark, It parteth the air, which immediately cometh together again, So that a man cannot know where it went through:
Wisdom of Solomon 7:3 Deuterocanonical / Apocrypha, Septuagint / Brenton
And when I was born, I drew in the common air, And fell upon the earth, which is of like nature, And the first voice which I uttered was crying, as all others do.
Wisdom of Solomon 13:2 Deuterocanonical / Apocrypha, Septuagint / Brenton
But deemed either fire, or wind, or the swift air, Or the circle of the stars, or the violent water, Or the lights of heaven, to be the gods which govern the world.
Wisdom of Solomon 15:15 Deuterocanonical / Apocrypha, Septuagint / Brenton
For they counted all the idols of the heathen to be gods: Which neither have the use of eyes to see, Nor noses to draw breath, Nor ears to hear, Nor fingers of hands to handle; And as for their feet, they are slow to go.
Wisdom of Solomon 17:9 Deuterocanonical / Apocrypha, Septuagint / Brenton
For though no terrible thing did fear them; Yet being scared with beasts that passed by, and hissing of serpents,

All Indexed Usage Links

Every indexed verse link for Strong's G109, grouped by book.

2 Kingdoms 1 usage, Septuagint / Greek Old Testament
Psalms 1 usage, Septuagint / Greek Old Testament
Acts 1 usage, New Testament
1 Corinthians 2 usages, New Testament
Ephesians 1 usage, New Testament
1 Thessalonians 1 usage, New Testament
Revelation 2 usages, New Testament
2 Maccabees 1 usage, Deuterocanonical / Apocrypha
Wisdom of Solomon 7 usages, Deuterocanonical / Apocrypha

Strong's G109 FAQ

What does aer (ἀήρ) mean?

Aer (Strong's G109) is a Greek word most simply glossed "air". aer (ah-ayr') n. 1. "air" (as naturally surrounding) [from aemi "to breathe unconsciously", i.e. respire]

How many times is aer (ἀήρ) used in the Bible?

This page currently indexes 17 linked usages for Strong's G109 across 9 books.

Where can I study aer (ἀήρ) in context?

Use the linked verse references on this page to study Strong's G109 in context. The indexed coverage includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

What English words translate aer (ἀήρ)?

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

Does Strong's G109 appear in the Septuagint or deuterocanonical books?

Yes. The current local index includes 2 in Septuagint / Greek Old Testament and 8 in Deuterocanonical / Apocrypha for Strong's G109, with linked reader references where each row is available.