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G1840

ἐξισχύω

exischýō /ex-is-khoo'-o/ Ask about this word
from ἐκ and ἰσχύω
to have full strength, i.e. be entirely competent
be able.

Word Study

In depth

A plain-language study of exischýō — 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 exischýō, represented by G1840, means to have full strength or to be entirely competent. It is a rare term, appearing only 1 time in 1 unique verse in the Bible, which emphasizes its specific and significant meaning. Its etymology, from ἐκ (ek) and ἰσχύω (ischýō), suggests a strength that comes forth or is made fully manifest.

Biblical Occurrences & Contextual Analysis

The single biblical occurrence of G1840 is in Ephesians 3:18, where it is used in a prayer for believers. The Apostle Paul prays that they may be able to comprehend the full dimensions of God's purpose. The use of this word implies that grasping such a profound truth is not possible through ordinary human capacity but requires a special, divinely-imparted strength. This competency is sought "with all saints," indicating a collective enablement.

Related Words & Concepts

Several related words in its immediate context clarify the purpose of this divine strength:

  • G2638 katalambánō: to take eagerly, i.e. seize, possess... or comprehend. This is the goal for which strength is needed; to comprehend the divine mystery Ephesians 3:18. It is also used to describe how the darkness could not comprehend the light John 1:5.
  • G40 hágios: sacred... holy (one, thing), saint. The ability to comprehend is a shared strength among all the saints Ephesians 3:18, who are called to be a holy nation 1 Peter 2:9.
  • G899 báthos: profundity... depth. This is one of the dimensions believers are enabled to grasp. The term points to profound mystery, such as when the Spirit searches "the deep things of God" 1 Corinthians 2:10.
  • G4114, G3372, G5311: plátos, mēkos, and hýpsos refer to the breadth, length, and height. Together with depth, these terms illustrate the immeasurable, all-encompassing scope of what is to be comprehended Ephesians 3:18.

Theological Significance

The theological weight of G1840 is centered on the concept of divine enablement for spiritual understanding.

  • Supernatural Competency: The word establishes that understanding the deep things of God is beyond natural human ability. It requires being made "entirely competent" through a strength that originates from God.
  • Corporate Revelation: This strength is not granted for individualistic insight alone, but is something experienced "with all saints" Ephesians 3:18. Comprehension of God's mystery is a corporate reality for the church.
  • Immeasurable Scope: The purpose of this strength is to grasp something of infinite dimensions: the breadth, length, depth, and height. This points to the vastness of God's love and wisdom, which can only be approached through His power.

Summary

In summary, G1840 is a potent and specific term that, despite its single use, is crucial for understanding the biblical view of spiritual enlightenment. It frames the comprehension of divine truth not as an intellectual achievement but as a gift of full strength from God. This divinely-given ability allows believers, as a unified body of saints, to begin to grasp the limitless and profound nature of God's redemptive plan.

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 a verb across 1 occurrence, inflected in 1 grammatical form — each row is one form, and the bar is how often it is that form.

  • Aorist Active Subjunctive 2nd Plural
Plural
More than one.
2nd
Second person — the one addressed ("you").
Aorist
Action viewed as a single whole — usually a simple past event.
Active
The subject performs the action.
Subjunctive
Possibility or purpose — "might", "should".

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

1 verse, all in Ephesians — and none of the other 26 New Testament books.

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.