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Strong's Concordance
Greek Word Study

Strong's G3021 λευκαίνω (leukaino)

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

Same number, other testament: Strong's H3021 — yaga (“faint”) in the Hebrew Bible.

Strong's Number G3021
Language Greek
Linked Usages 6
Books 6

Strong's G3021 Quick Answer

Strong's G3021 λευκαίνω (leukaino) is a Greek Strong's word-study entry. leukaino (lyoo-kai'-no) v. 1. to whiten [from G3022] It has 6 linked Bible usages across 6 books. Visible English usage signals include white. Indexed coverage on this page includes New Testament and Septuagint / Greek Old Testament.

Meaning
leukaino (lyoo-kai'-no) v. 1. to whiten [from G3022]
Usage
6 linked usages
Books
6 indexed books
Corpus
New Testament and Septuagint / Greek Old Testament
Usage Words
white

Meaning and Definition

leukaino (lyoo-kai'-no) v. 1. to whiten [from G3022] KJV: make white, whiten Root(s): G3022

Original Word
λευκαίνω
Transliteration
leukaino
Derivation
Root: λευκός R1: 3022
Morphology
verb

Across Lexicons

How independent scholarly lexicons define Strong's G3021. 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)

to bleach

Usage: λευκαίνω (λευκός), [in LXX: Psa.51:7, Isa.1:18 (לָבַן hi.), etc. ;] to whiten, make white: with accusative of thing(s), Mrk.9:3, Rev.7:14.† (AS)

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How Strong's G3021 Is Translated

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

white Mark 9:3

How Strong's G3021 Usage Compares

Indexed coverage includes Septuagint / Greek Old Testament and New 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 Septuagint / Greek Old Testament with 4 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.

In the Septuagint (LXX)

Strong's G3021 (λευκαίνω) appears 5 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 G3021 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 G3021 in the New Testament

2 indexed usages in New Testament.

Mark 9:3 KJV

And his raiment became shining, exceeding white as snow; so as no fuller on earth can white them.

Revelation 7:14 KJV

And I said unto him, Sir, thou knowest. And he said to me, These are they which came out of great tribulation, and have washed their robes, and made them white in the blood of the Lamb.

Strong's G3021 in the Septuagint / Greek Old Testament

4 indexed usages in Septuagint / Greek Old Testament.

Leviticus 13:19 Septuagint / Brenton

and there should be in the place of the ulcer a white sore, or one looking white and bright, or fiery, and it shall be seen by the priest;

Psalms 50:9 Septuagint / Brenton

Thou shalt sprinkle me with hyssop, and I shall be purified: Thou shalt wash me, and I shall be made whiter than snow.

Isaiah 1:18 Septuagint / Brenton

And come, let us reason together, saith the Lord: and though your sins be as purple, I will make them white as snow; and though they be as scarlet, I will make them white as wool.

Usage Excerpts

First 6 linked usage excerpts for Strong's G3021.

Leviticus 13:19 Septuagint / Greek Old Testament, Septuagint / Brenton
and there should be in the place of the ulcer a white sore, or one looking white and bright, or fiery, and it shall be seen by the priest;
Psalms 50:9 Septuagint / Greek Old Testament, Septuagint / Brenton
Thou shalt sprinkle me with hyssop, and I shall be purified: Thou shalt wash me, and I shall be made whiter than snow.
Isaiah 1:18 Septuagint / Greek Old Testament, Septuagint / Brenton
And come, let us reason together, saith the Lord: and though your sins be as purple, I will make them white as snow; and though they be as scarlet, I will make them white as wool.
Joel 1:7 Septuagint / Greek Old Testament, Septuagint / Brenton
He has ruined my vine, and utterly broken my fig trees: he has utterly searched my vine, and cast it down; he has peeled its branches.
Mark 9:3 New Testament, KJV
And his raiment became shining, exceeding white as snow; so as no fuller on earth can white them.
Revelation 7:14 New Testament, KJV
And I said unto him, Sir, thou knowest. And he said to me, These are they which came out of great tribulation, and have washed their robes, and made them white in the blood of the Lamb.

All Indexed Usage Links

Every indexed verse link for Strong's G3021, grouped by book.

Leviticus 1 usage, Septuagint / Greek Old Testament
Psalms 1 usage, Septuagint / Greek Old Testament
Isaiah 1 usage, Septuagint / Greek Old Testament
Joel 1 usage, Septuagint / Greek Old Testament
Mark 1 usage, New Testament
Revelation 1 usage, New Testament

Strong's G3021 FAQ

What does leukaino (λευκαίνω) mean?

Leukaino (Strong's G3021) is a Greek word most simply glossed "whiten". leukaino (lyoo-kai'-no) v. 1. to whiten [from G3022]

How many times is leukaino (λευκαίνω) used in the Bible?

This page currently indexes 6 linked usages for Strong's G3021 across 6 books.

Where can I study leukaino (λευκαίνω) in context?

Use the linked verse references on this page to study Strong's G3021 in context. The indexed coverage includes New Testament and Septuagint / Greek Old Testament.

What English words translate leukaino (λευκαίνω)?

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

Does Strong's G3021 appear in the Septuagint or deuterocanonical books?

Yes. The current local index includes 4 in Septuagint / Greek Old Testament for Strong's G3021, with linked reader references where each row is available.