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Strong's Concordance
Greek Word Study

Strong's G646 ἀποστασία (apostasia)

Apostasia means “falling away” — full meaning, definition, and every linked Bible usage across the indexed canon.

Same number, other testament: Strong's H646 — ephod in the Hebrew Bible.

Strong's Number G646
Language Greek
Linked Usages 6
Books 6

Strong's G646 Quick Answer

Strong's G646 ἀποστασία (apostasia) is a Greek Strong's word-study entry. apostasia (ap-os-tas-ee'-ah) n. 1. defection from truth (properly, the state) 2. "apostasy" It has 6 linked Bible usages across 6 books. Visible English usage signals include forsake and falling. Indexed coverage on this page includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

Meaning
apostasia (ap-os-tas-ee'-ah) n. 1. defection from truth (properly, the state) 2. "apostasy"
Usage
6 linked usages
Books
6 indexed books
Corpus
New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha
Usage Words
forsake and falling

Meaning and Definition

apostasia (ap-os-tas-ee'-ah) n. 1. defection from truth (properly, the state) 2. "apostasy" [feminine of the same as G647] KJV: falling away, forsake Root(s): G647

Original Word
ἀποστασία
Transliteration
apostasia
Derivation
Root: ἀποστάσιον R1: 647
Morphology
noun

Across Lexicons

How independent scholarly lexicons define Strong's G646. 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)

apostasy

Usage: άποστασία, -ας, ἡ (ἀφίστημι), [in LXX for מַעַל, etc. ;] defection, apostasy, revolt; in late Gk. (MM, Exp., viii; Lft., Notes, 111; Cremer, 308) for cl. ἀπόστασις, frequently in sense of political revolt, in LXX (e.g. Jos.22:22, 2Ch.29:19, Jer.2:19) and NT always of religious apostasy: Act.21:21, 2Th.2:3.† (AS)

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How Strong's G646 Is Translated

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

How Strong's G646 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 3 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 G646 (ἀποστασία) appears 4 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 G646 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 G646 in the New Testament

2 indexed usages in New Testament.

Acts 21:21 KJV

And they are informed of thee, that thou teachest all the Jews which are among the Gentiles to forsake Moses, saying that they ought not to circumcise their children, neither to walk after the customs.

2 Thessalonians 2:3 KJV

Let no man deceive you by any means: for that day shall not come, except there come a falling away first, and that man of sin be revealed, the son of perdition;

Strong's G646 in the Septuagint / Greek Old Testament

3 indexed usages in Septuagint / Greek Old Testament.

Joshua 22:22 Septuagint / Brenton

God even God is the Lord, and God even God himself knows, and Israel he shall know; if we have transgressed before the Lord by apostasy, let him not deliver us this day.

2 Chronicles 29:19 Septuagint / Brenton

and all the vessels which King Ahaz polluted in his reign, in his apostasy, we have prepared and purified: behold, they are before the altar of the Lord.

Jeremiah 2:19 Septuagint / Brenton

Thine apostasy shall correct thee, and thy wickedness shall reprove thee: know then, and see, that thy forsaking me has been bitter to thee, saith the Lord thy God; and I have taken no pleasure in thee, saith the Lord thy God.

Strong's G646 in the deuterocanonical books / Apocrypha

1 indexed usage in Deuterocanonical / Apocrypha.

1 Maccabees 2:15 Septuagint / Brenton

In the mean while the king’s officers, such as compelled the people to revolt, came into the city Modein, to make them sacrifice.

Usage Excerpts

First 6 linked usage excerpts for Strong's G646.

Joshua 22:22 Septuagint / Greek Old Testament, Septuagint / Brenton
God even God is the Lord, and God even God himself knows, and Israel he shall know; if we have transgressed before the Lord by apostasy, let him not deliver us this day.
2 Chronicles 29:19 Septuagint / Greek Old Testament, Septuagint / Brenton
and all the vessels which King Ahaz polluted in his reign, in his apostasy, we have prepared and purified: behold, they are before the altar of the Lord.
Jeremiah 2:19 Septuagint / Greek Old Testament, Septuagint / Brenton
Thine apostasy shall correct thee, and thy wickedness shall reprove thee: know then, and see, that thy forsaking me has been bitter to thee, saith the Lord thy God; and I have taken no pleasure in thee, saith the Lord thy God.
Acts 21:21 New Testament, KJV
And they are informed of thee, that thou teachest all the Jews which are among the Gentiles to forsake Moses, saying that they ought not to circumcise their children, neither to walk after the customs.
2 Thessalonians 2:3 New Testament, KJV
Let no man deceive you by any means: for that day shall not come, except there come a falling away first, and that man of sin be revealed, the son of perdition;
1 Maccabees 2:15 Deuterocanonical / Apocrypha, Septuagint / Brenton
In the mean while the king’s officers, such as compelled the people to revolt, came into the city Modein, to make them sacrifice.

All Indexed Usage Links

Every indexed verse link for Strong's G646, grouped by book.

Joshua 1 usage, Septuagint / Greek Old Testament
2 Chronicles 1 usage, Septuagint / Greek Old Testament
Jeremiah 1 usage, Septuagint / Greek Old Testament
Acts 1 usage, New Testament
2 Thessalonians 1 usage, New Testament
1 Maccabees 1 usage, Deuterocanonical / Apocrypha

Strong's G646 FAQ

What does apostasia (ἀποστασία) mean?

Apostasia (Strong's G646) is a Greek word most simply glossed "falling away". apostasia (ap-os-tas-ee'-ah) n. 1. defection from truth (properly, the state) 2. "apostasy"

How many times is apostasia (ἀποστασία) used in the Bible?

This page currently indexes 6 linked usages for Strong's G646 across 6 books.

Where can I study apostasia (ἀποστασία) in context?

Use the linked verse references on this page to study Strong's G646 in context. The indexed coverage includes New Testament, Septuagint / Greek Old Testament, and Deuterocanonical / Apocrypha.

What English words translate apostasia (ἀποστασία)?

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

Does Strong's G646 appear in the Septuagint or deuterocanonical books?

Yes. The current local index includes 3 in Septuagint / Greek Old Testament and 1 in Deuterocanonical / Apocrypha for Strong's G646, with linked reader references where each row is available.