βραχίων

the arm, strength

Definition

The Greek word βραχίων literally means 'the arm,' specifically the upper arm or forearm. In the New Testament, it is used metaphorically to signify 'strength,' 'power,' or 'mighty action,' particularly the active, saving power of God. In Luke 1:51, it describes God's mighty arm scattering the proud, emphasizing His sovereign strength in judgment and salvation. In John 12:38 and Acts 13:17, it directly quotes the Greek Old Testament (Isaiah 53:1 and Deuteronomy 7:8, 9:29), where it symbolizes God's powerful, redeeming intervention on behalf of His people, as seen in the Exodus.

Biblical Usage

βραχίων is used three times in the New Testament, always in a theological context quoting or alluding to the Old Testament to describe God's saving power. It appears in narrative (Luke 1:51, Acts 13:17) and discourse (John 12:38). The pattern is exclusively metaphorical, referring not to a physical limb but to God's active, historical intervention for deliverance and judgment. Each usage connects God's character and promises in the Old Testament to His actions in the New Testament narrative.

Etymology

Derived from the Greek noun βραχίων, meaning 'arm.' It is related to the adjective βραχύς (brachys, G1024), meaning 'short,' possibly referring to the arm as the shorter limb compared to the leg. The metaphorical extension from a physical limb to a symbol of strength and power is common in both Greek and Hebrew thought, deeply embedded in the Septuagint (the Greek Old Testament) from which the New Testament authors drew.

Semantic Range

This word is theologically significant as a key metaphor for God's active, saving power. It connects God's character as a mighty deliverer from the Exodus (Acts 13:17) to His work in Christ (John 12:38) and His ongoing rule (Luke 1:51). Understanding this Greek term enriches reading by highlighting the biblical theme of God's 'arm' as His personal, powerful intervention in history for salvation and judgment, fulfilling Old Testament promises.

In the ancient Greco-Roman and Jewish world, the arm was a universal symbol of strength, military power, and personal agency. For Jewish readers familiar with the Septuagint, 'the arm of the Lord' was a potent, recurring image for God's saving acts, especially the Exodus (e.g., Exodus 6:6, Deuteronomy 4:34). This cultural and scriptural resonance is crucial; the New Testament uses it not as a novel idea but to invoke this entire history of God's powerful deliverance.

κράτος (kratos, G2904) — abstract power, might, or dominion. δύναμις (dynamis, G1411) — inherent power, ability, or miracle-working power. ἰσχύς (ischys, G2479) — strength, force, or might.

Word Details

Scripture References