Word Study for G228 (ἀληθινός)

alēthinós /al-ay-thee-nos'/ Ask about this word

Meaningtruthful

KJV usagetrue.

Word Study

In depth

A plain-language study of alēthinós — the range of meaning it carries, how Scripture actually uses it, and where it points. Written for readers who don’t know the original language.

Core Meaning & Semantic Range

The Greek word alēthinós, represented by G228, defines that which is truthful and genuine. It appears 27 times across 25 unique verses in the Bible. Derived from ἀληθής, it moves beyond mere factual correctness to signify what is real, authentic, and ultimate, often contrasting a divine reality with its earthly or counterfeit counterpart.

Biblical Occurrences & Contextual Analysis

In the biblical narrative, G228 is used to describe the ultimate nature of God and Christ. Jesus refers to His Father as "the only true God" John 17:3, a theme echoed when the Thessalonians turned from idols to serve the living and true God 1 Thessalonians 1:9. Christ identifies Himself as the fulfillment of divine archetypes, such as the "true vine" John 15:1 and the "true Light" John 1:9. The term also characterizes the nature of genuine worship, as the Father seeks "true worshippers" John 4:23. In Revelation, God's character is affirmed through His actions, with declarations that His ways are "just and true" Revelation 15:3.

Related Words & Concepts

Several related words expand upon the concept of truth and authenticity:

G227 alēthḗs (true (as not concealing)): This is the root word for alēthinós and emphasizes truthfulness that is unconcealed and transparent. It is used to describe the new commandment as true in Christ and believers 1 John 2:8.
G225 alḗtheia (truth): This noun refers to the concept of truth itself. It is used alongside alēthinós when describing how true worshippers must worship the Father in spirit and in truth John 4:23.
G4103 pistós (objectively, trustworthy; subjectively, trustful): Often translated as "faithful," this word is frequently paired with alēthinós to describe the character of God and His words. Christ is called the "faithful and true witness" Revelation 3:14, and God's words are declared to be "true and faithful" Revelation 21:5.
G1342 díkaios (equitable (in character or act); by implication, innocent, holy (absolutely or relatively)): Meaning "just" or "righteous," this term is used with alēthinós to describe the perfect nature of God's judgments, which are both "true and righteous" Revelation 19:2.

Theological Significance

The theological weight of G228 is immense, establishing a clear distinction between the divine original and all that is lesser or false.

Divine Reality: The term is used to identify the one true God in contrast to false idols 1 Thessalonians 1:9 and to define eternal life as knowing Him John 17:3. It points to God as the ultimate source of all that is real.
Christ as the Ultimate Fulfillment: Jesus is presented as the true substance of which Old Testament symbols were mere figures. He is the "true bread from heaven" John 6:32 and the minister of the "true tabernacle," which was pitched by the Lord, not man Hebrews 8:2. The holy places made by hands are just "figures of the true" Hebrews 9:24.
The Standard for Worship and Judgment: God's ways are true, making Him the only rightful object of worship Revelation 15:3. Because His judgments are true Revelation 16:7, He is qualified to judge and avenge righteously Revelation 6:10.
The Believer's Sincere Approach: The concept extends to the worshipper's required disposition. Believers are called to draw near to God with a "true heart" in full assurance of faith Hebrews 10:22.

Summary

In summary, G228 is far more than an adjective for correctness. It is a theological cornerstone defining what is genuine, ultimate, and divinely real. It establishes a contrast between the heavenly reality—the "true God," the "true Light," the "true tabernacle"—and their earthly shadows or counterfeits. From defining the very nature of God and Christ to setting the standard for judgment and the sincerity required of the human heart, alēthinós points believers toward the authentic and eternal source of all truth.

How the KJV Renders It

Translation

Strong’s lists one rendering for this word. It is counted from the King James text of the tagged verses — the number is how many of them use it. Select it to filter the occurrences below.

Grammatical Forms

Morphology

In the Greek New Testament, this word appears as an adjective across 28 occurrences, inflected in 11 grammatical forms — each row is one form, and the bar is how often it is that form. Select any form to read what each part of its name means, and to filter the occurrence list to it.

ἀληθινός
ἀληθινοὶ
ἀληθινόν
ἀληθιναὶ
ἀληθινή
ἀληθινῷ
ἀληθινῆς
ἀληθινὸν
ἀληθινὸν
ἀληθινῶν
ἀληθινός

Theographic Context

Context

The people, places, and span of history the verses containing this word touch on — drawn from the theographic tagging of Scripture. Select any name to isolate its verses in the occurrence list.

Biblical Distribution

Distribution

Appears in 25 verses across 6 of the 27 books. Most frequent in Revelation (10 verses); never once in the other 21.

Luke

John

1 Thessalonians

Hebrews

1 John

Revelation

Every Occurrence

Concordance

Every verse where the word is tagged in the King James text. Filter by book, by the English word the translators chose, by grammatical form, or search within the verses.

Sources. Definition and numbering: James Strong, Exhaustive Concordance of the Bible (1890). Morphology: STEPBible / Tyndale House (CC BY). Verse tagging: the King James text keyed to Strong’s numbers. Every count on this page is computed from the tagged corpus, not estimated.