421. anexichniastos
Lexical Summary
anexichniastos: Unsearchable, inscrutable, unfathomable

Original Word: ἀνεξιχνίαστος
Part of Speech: Adjective
Transliteration: anexichniastos
Pronunciation: an-ex-ikh-nee'-as-tos
Phonetic Spelling: (an-ex-ikh-nee'-as-tos)
KJV: past finding out; unsearchable
NASB: unfathomable
Word Origin: [from G1 (α - Alpha) (as a negative particle) and a presumed derivative of a compound of G1537 (ἐκ - among) and a derivative of G2487 (ἴχνος - steps)]

1. not tracked out
2. (by implication) untraceable

Strong's Exhaustive Concordance
past finding out; unsearchable.

From a (as a negative particle) and a presumed derivative of a compound of ek and a derivative of ichnos; not tracked out, i.e. (by implication) untraceable -- past finding out; unsearchable.

see GREEK a

see GREEK ek

see GREEK ichnos

HELPS Word-studies

421 aneksixníastos (literally, "not able to trace the steps of") – properly, impossible to "track" ("trace the steps of"); unable to follow or fully comprehend ("incomprehensible"); inscrutable, past finding out.

NAS Exhaustive Concordance
Word Origin
from alpha (as a neg. prefix) and exichniazó (to track out)
Definition
that cannot be traced out
NASB Translation
unfathomable (2).

Thayer's Greek Lexicon
STRONGS NT 421: ἀνεξιχνίαστος

ἀνεξιχνίαστος, ἀνεξιχνίαστον (alpha privative and ἐξιχνιάζω to trace out), that cannot be traced out, that cannot be comprehended (A. V. unsearchable): Romans 11:33; Ephesians 3:8. (Job 5:9; Job 9:10; (Job 34:24); the Prayer of Manasses 6 (see the Sept., Tdf. edition, Proleg. § xxix.); several times in ecclesiastical writings.)

Topical Lexicon
Term Overview

Anexichniastos expresses the idea of something so profound that it cannot be tracked, measured, or fully mapped out by human reason. Scripture employs the word to describe the wisdom, judgments, and riches of God in Christ—realities that remain infinitely beyond the limits of created intelligence even while being graciously revealed for salvation.

Scriptural Usage

Romans 11:33 situates the term within a climactic doxology that follows Paul’s survey of redemptive history: “Oh, the depth of the riches of the wisdom and knowledge of God! How unsearchable are His judgments, and untraceable His ways!”. The word crowns a hymn of praise that acknowledges God’s sovereign mercy toward both Jews and Gentiles.
Ephesians 3:8 places the term in a missionary context: Paul testifies that grace was granted “to preach to the Gentiles the unsearchable riches of Christ”. Here the incomprehensibility of Christ’s riches becomes the very content of apostolic proclamation.

Old Testament Background

The concept is deeply rooted in Israel’s Scriptures. Job 5:9; 9:10; 11:7; Psalm 145:3; and Isaiah 40:28 speak of works, greatness, and understanding that are “beyond searching out.” Such texts teach that God’s nature and purposes exceed human calculation, preparing the way for the New Testament’s fuller unveiling.

Theological Themes

1. Divine Incomprehensibility: God is knowable because He speaks, but He is never exhaustively knowable. His judgments are inherently deeper than the created mind can plumb (Romans 11:33–36).
2. Christological Wealth: The “riches of Christ” (Ephesians 3:8) include His person, atoning work, resurrection power, and inheritance for believers. These treasures are limitless, yet they are bestowed freely upon all who believe.
3. Revelation and Mystery: What was once hidden is now disclosed through the Gospel, yet its full breadth remains beyond exploration. Thus revelation and mystery coexist, inviting faith and worship rather than mere curiosity.

Historical Interpretation

• Early fathers such as Chrysostom highlighted the word as proof that human logic must bow to divine disclosure.
• Augustine appealed to Romans 11:33 when defending the righteousness of God’s ways in predestination, contending that mystery is not contradiction but depth.
• Reformers saw in the term a safeguard against rationalistic reductions of grace; Calvin noted that the appropriate response is reverent silence and adoration.
• Modern evangelical scholarship continues to treat the word as central to a theology that balances God’s transcendence with His self-presentation in Christ.

Practical and Ministry Significance

Worship: The term summons believers to awe. Where reason ends, adoration begins.

Humility: Leaders and congregants alike confess that they stand before One whose plans eclipse their finest insights.

Preaching: Paul’s example in Ephesians 3 encourages proclamation that does not neatly explain away every mystery but invites hearers into the inexhaustible riches themselves.

Mission: Because Christ’s riches can never be depleted, the Church will never exhaust her message or her motive for global evangelism.

Related Concepts

• Depth (bathos) – the immeasurable ocean in which anexichniastos operates (Romans 11:33).
• Mystery (mysterion) – what was concealed but now revealed, yet still unfathomable in its fullness (Ephesians 3:3–9).
• Riches (ploutos) – God’s lavish bounty that remains beyond finite inventory (Ephesians 2:7; 3:16).
• Wisdom and Knowledge – divine faculties whose outworking is untraceable (Romans 11:33).

Doctrinal Connections

In Systematic Theology the word intersects with:
• Theology Proper: affirms God’s immeasurable greatness.
• Christology: underscores the infinite value of the God-Man.
• Soteriology: magnifies grace that is as boundless as its Giver.
• Eschatology: hints that eternity itself will not exhaust the discoveries of God’s glory.

Pastoral Reflection

Anexichniastos invites believers to diligent study coupled with childlike trust. It comforts sufferers who cannot discern every thread of providence, assuring them that unseen purposes are guided by perfect wisdom. It restrains proud speculation while fueling hope that the coming ages will unveil even more of the beauties now glimpsed in Christ.

Forms and Transliterations
ανεξιχνίαστα ανεξιχνιαστοι ανεξιχνίαστοι ἀνεξιχνίαστοι ανεξιχνιαστον ανεξιχνίαστον ἀνεξιχνίαστον anexichniastoi anexichníastoi anexichniaston anexichníaston
Links
Interlinear GreekInterlinear HebrewStrong's NumbersEnglishman's Greek ConcordanceEnglishman's Hebrew ConcordanceParallel Texts
Englishman's Concordance
Romans 11:33 Adj-NFP
GRK: αὐτοῦ καὶ ἀνεξιχνίαστοι αἱ ὁδοὶ
NAS: are His judgments and unfathomable His ways!
KJV: his ways past finding out!
INT: of him and untraceable the ways

Ephesians 3:8 Adj-AMS
GRK: εὐαγγελίσασθαι τὸ ἀνεξιχνίαστον πλοῦτος τοῦ
NAS: to the Gentiles the unfathomable riches
KJV: the Gentiles the unsearchable riches
INT: to preach the gospel the unsearchable riches

Strong's Greek 421
2 Occurrences


ἀνεξιχνίαστοι — 1 Occ.
ἀνεξιχνίαστον — 1 Occ.

420
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