Orthodoxy
ὀρθοδοξία (orthodoxia)
Right belief — correct, established Christian doctrine.
Orthodoxia combines orthos (straight, right) and doxa (opinion, belief), describing the body of correct Christian teaching as defined by Scripture and affirmed by the historic church.
"Hold fast the form of sound words, which thou hast heard of me, in faith and love which is in Christ Jesus." — 2 Timothy 1:13 (KJV)
Key Verses
2 Timothy 1:13
“Hold fast the form of sound words, which thou hast heard of me, in faith and love which is in Christ Jesus.”Read in context
Jude 1:3
“Beloved, when I gave all diligence to write unto you of the common salvation, it was needful for me to write unto you, and exhort you that ye should earnestly contend for the faith which was once delivered unto the saints.”Read in context
1 Timothy 6:3
“If any man teach otherwise, and consent not to wholesome words, even the words of our Lord Jesus Christ, and to the doctrine which is according to godliness.”Read in context
Etymology and Origin
Orthodoxy comes from orthos (straight, correct) and doxa (opinion, glory). While the compound word orthodoxia is not found in Scripture, the concept saturates the New Testament. Paul speaks of 'sound words' and 'sound doctrine'; Jude urges contending for 'the faith once delivered.' These phrases describe what later generations called orthodoxy.
Theological Significance
Orthodoxy represents the guardrails of Christian faith — the essential beliefs that define authentic Christianity. The great ecumenical creeds (Apostles', Nicene, Chalcedonian) are expressions of orthodoxy, distilling Scripture's teaching on the Trinity, the incarnation, and salvation. Orthodoxy is not rigidity but faithfulness to what God has revealed.
Practical Application
Orthodoxy matters because beliefs shape behavior. What we believe about God, Christ, sin, and salvation directly impacts how we live, worship, and relate to others. Embracing orthodoxy means committing to truth while remaining humble, recognizing that our understanding is always growing.
Frequently Asked Questions
What does orthodoxy mean in Christianity?
Orthodoxy means 'right belief' or 'correct doctrine' — the body of essential Christian teaching based on Scripture and affirmed by the historic creeds and councils of the church.
What is the difference between orthodoxy and orthopraxy?
Orthodoxy refers to correct belief, while orthopraxy refers to correct practice. Biblical Christianity emphasizes both — right doctrine should produce right living.
What is the original Greek word for "Orthodoxy" in the New Testament?
The Greek word is ὀρθοδοξία (orthodoxia), pronounced "or-thoh-dok-SEE-ah." Right belief — correct, established Christian doctrine.. Understanding the original Greek helps us grasp the full depth of meaning the biblical authors intended when they used this term.
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Orthodoxy (ὀρθοδοξία (orthodoxia))
Right belief — correct, established Christian doctrine.
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Teaching or instruction — the systematic training of believers.
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