καθό
as, according as
Definition
The Greek particle καθό means 'according to which thing,' 'as,' or 'insofar as.' It functions to introduce a clause that specifies the degree, manner, or standard by which something is true. In Romans 8:26, it expresses the idea that the Spirit helps us 'according to' or 'in proportion to' our weakness. In 2 Corinthians 8:12, it sets a standard: a gift is acceptable 'according to' what one has, not what one does not have. In 1 Peter 4:13, it links suffering to future joy: rejoice 'insofar as' you share in Christ's sufferings.
Biblical Usage
This word is used only three times in the New Testament, each time introducing a comparative or proportional clause. It appears in Pauline literature (Romans 8:26, 2 Corinthians 8:12) and Petrine literature (1 Peter 4:13). In each case, it connects two ideas, showing how one action or state is measured or defined by another. For example, in 2 Corinthians 8:12, it defines the acceptable standard for giving.
Etymology
Derived from the Greek preposition κατά (kata, meaning 'down,' 'according to,' 'throughout') and the relative pronoun ὅ (ho, meaning 'which'). It is a compound particle literally meaning 'according to which.' Its function developed to express proportion, correspondence, or the standard by which something is evaluated.
Semantic Range
This word is theologically significant as it often introduces clauses about divine proportion and correspondence in the Christian life. In Romans 8:26, it highlights the Spirit's help being perfectly suited to our human weakness. In 2 Corinthians 8:12, it underpins a principle of grace-based giving. In 1 Peter 4:13, it connects present suffering with future glory, showing a proportional relationship in participation with Christ. Understanding this Greek term enriches reading by revealing how biblical truths are often framed in terms of precise correlation and measure.
καθώς (kathōs, G2531) — A more common conjunction meaning 'just as' or 'according as,' often used for comparison or cause, whereas καθό emphasizes proportion or degree. ὡς (hōs, G5613) — A versatile particle meaning 'as,' 'like,' or 'about,' used for comparison, manner, or time, but less specific to proportional relationship.
Word Details
How this works
Definitions are from the Dodson Greek-English Lexicon, a concise public-domain resource suitable for introductory word study. Brief glosses are supplemented by STEPBible TBESG data (CC BY 4.0). For advanced research, standard scholarly references include BDAG (Danker, 3rd ed.) and LSJ.
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