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Bible Lexiconἀληθῶς
Dodson Greek Lexicon (2010)G230adverb

ἀληθῶς

alēthōs

truly, really, certainly

Definition

The adverb ἀληθῶς means 'truly,' 'really,' or 'certainly.' It is used to emphasize the absolute truth or reality of a statement, often in contexts of profound recognition or declaration. In the Gospels, it frequently appears in climactic moments of revelation, such as when the Roman centurion at the cross declares, 'Truly this man was the Son of God!' (Mark 15:39). It can also function as a simple intensifier meaning 'indeed' or 'surely,' as seen in Jesus' statement, 'Truly I tell you, this poor widow has put in more than all the others' (Luke 21:3).

Biblical Usage

ἀληθῶς is used 19 times in the New Testament, predominantly in the Synoptic Gospels (Matthew, Mark, Luke). Its usage often highlights a moment of genuine recognition or a solemn affirmation. For example, it marks the disciples' confession of Jesus as the Son of God after he calms the storm (Matthew 14:33) and is used by Peter's accusers who recognize his Galilean accent (Matthew 26:73; Mark 14:70). It underscores the certainty of Jesus' promises, as in Luke 12:44 regarding the faithful servant. The word is less common in John's writings, where the related adjective ἀληθής is more frequent.

Etymology

Derived from the adjective ἀληθής (alēthēs, G227), meaning 'true' or 'real.' The adjective itself comes from the alpha-privative ἀ- (meaning 'not') combined with λήθη (lēthē), meaning 'forgetfulness' or 'oblivion.' Thus, the core idea is 'not hidden' or 'not forgotten'—something that is unconcealed and corresponds to reality. The adverbial form ἀληθῶς carries this sense of 'in truth' or 'in accordance with reality.'

Semantic Range

This word is theologically significant as it is often attached to pivotal confessions about Jesus' identity, especially his divine sonship (Matthew 27:54, Mark 15:39). It underscores the concept of truth as divine revelation and reality, contrasting with falsehood or mere appearance. Understanding ἀληθῶς enriches Bible reading by highlighting moments where characters—sometimes unexpectedly, like a Roman soldier—grasp and declare the fundamental truth of Christ, affirming the gospel's claim that Jesus is truly who he claimed to be.

In the Greco-Roman world, truth (alētheia) was a philosophical ideal, often associated with what is real versus mere opinion. The biblical use of ἀληθῶς, however, is rooted in Hebraic thought, where truth is tied to faithfulness, reliability, and God's covenant character. When used in the New Testament, it often carries this weight of covenantal faithfulness and objective reality, especially in contrast to false testimony or superficial judgment, as seen in the trial narratives.

ἀληθινός (alēthinos, G228) — emphasizes genuineness or authenticity, often 'true' as opposed to counterfeit. ἀληθής (alēthēs, G227) — the adjective meaning 'true,' describing a person or statement as truthful. ἀμήν (amēn, G281) — a Hebrew loanword meaning 'truly,' used by Jesus to introduce authoritative pronouncements, often with a futuristic or prophetic force.

Word Details

Strong's NumberG230
Part of Speechadverb
Greek Formἀληθῶς
Transliterationalēthōs
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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