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G126

ἀΐδιος

aḯdios /ah-id'-ee-os/ Ask about this word
from ἀεί
everduring (forward and backward, or forward only)
eternal, everlasting.

Word Study

In depth

A plain-language study of aḯdios — 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 aḯdios, represented by G126, means everduring, translated as eternal or everlasting. It appears only 2 times in 2 verses, highlighting its specific and powerful application. The term signifies a quality that is everduring, whether looking forward and backward in time, or only forward.

Biblical Occurrences & Contextual Analysis

In its biblical appearances, G126 is used to describe two distinct, unending realities. In Romans, it characterizes the nature of God, whose eternal power and Godhead have been clearly seen since the creation of the world Romans 1:20. In Jude, it describes the unending state of punishment for the angels who did not keep their first estate, who are held in everlasting chains until the judgment of the great day Jude 1:6.

Related Words & Concepts

Several related words provide context for the concept of permanence:

  • G1411 dýnamis (force... specially, miraculous power...:--...power, strength...): This word for power is directly qualified by G126 in Romans 1:20, establishing that God's might is an eternal attribute, revealed since creation.
  • G1199 desmón (a band... or shackle...:--...bond, chain...): In Jude 1:6, these chains are described as "everlasting," signifying a permanent and inescapable state of confinement for the fallen angels.
  • G2217 zóphos (akin to the base of νέφος; gloom...:--blackness, darkness, mist): This term for darkness or gloom describes the environment where the everlasting chains bind the angels, emphasizing the nature of their perpetual punishment Jude 1:6.

Theological Significance

The theological weight of G126 is significant, establishing concepts of both divine nature and divine judgment.

  • Revelation of God's Eternal Nature: The term establishes that God's power G1411 and Godhead G2305 are eternal attributes. These invisible qualities are clearly understood through the visible creation Romans 1:20, leaving humanity "without excuse."
  • The Perpetuity of Divine Judgment: G126 is used to describe the "everlasting chains" holding rebellious angels in darkness. This points to the unending and inescapable nature of God's judgment upon sin, reserved until the great day Jude 1:6.
  • Contrast of Divine and Created States: The word starkly contrasts God's eternal existence with the fate of created beings who rebel. While God's power is eternally manifest, the punishment for angels who left their "first estate" is also described as everlasting.

Summary

In summary, G126 aḯdios is a rare but powerful term used to define that which is without end. Though used only twice, it carries immense theological weight by describing both the eternal nature of God's own power and the everlasting state of judgment reserved for those who rebel against Him. It serves to frame the concepts of divine attribute and divine consequence in terms of unending permanence.

How the KJV Renders It

Translation

Strong’s lists the renderings but not their weight. These are counted from the King James text of the tagged verses — the bar under each is how often the translators actually reached for it. Select one to filter the occurrences below.

Grammatical Forms

Morphology

In the Greek New Testament, this word appears as an adjective across 2 occurrences, inflected in 2 grammatical forms — each row is one form, and the bar is how often it is that form.

  • Dative Plural Masculine
  • Nominative Singular Feminine
Nominative
The subject of the verb.
Dative
The indirect object — often "to" or "for".
Singular
One.
Plural
More than one.
Masculine
Masculine grammatical gender.
Feminine
Feminine grammatical gender.

Related Words

Related

Other entries the study above points to — each one is drawn from a reference it makes. Follow the trail to see how the words connect.

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 2 verses across 2 of the 27 books. Most frequent in Romans and Jude (1 verse each); never once in the other 25.

1
Romans
1
Jude

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, 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.