Pronunciation Guide: or-THOS (with a soft ‘th’ as in “think”)
Quick Answer: ὀρθός (orthos) means “straight,” “upright,” or “correct” – describing both physical straightness and moral righteousness that aligns with God’s perfect standard of truth and justice.

Key Information
ὀρθός

Strong’s Entry
g3717
orthos (or-thos’) adj.1. upright (as rising)2. (perpendicularly) erect3. (figuratively) honest4. (horizontally) level or direct[probably from the base of G3735]KJV: straight, upright Root(s): G3735
1. What Does ὀρθός Mean?
Strong’s G3717: ὀρθός fundamentally means “straight,” “upright,” “erect,” or “correct.” This powerful Greek word describes something that stands in proper alignment – whether physically straight like a building or morally upright like righteous character. In biblical contexts, ὀρθός carries the profound meaning of conformity to divine standards, representing the kind of straightness that reflects God’s own perfect nature. The word encompasses both external correctness and internal integrity, pointing to the transformation that occurs when human lives align with Heaven’s standard.
Key Insight: ὀρθός reveals that true uprightness isn’t just moral behavior – it’s divine alignment that transforms our entire being.
2. Where Does ὀρθός Come From?
- Part of Speech: Adjective
- Root Etymology: From the Proto-Indo-European root *h₃erdʰ- meaning “to rise, grow upward”
- Language Origin: Classical Greek, adopted into Koine Greek
- Primary Usage: Descriptive language in narrative and teaching passages
- Semantic Field: Physical position, moral character, doctrinal correctness
3. What Is the History of ὀρθός?
The word ὀρθός has a rich heritage stretching back through classical Greek literature, where it described everything from properly erected buildings to correct philosophical reasoning. Homer used it in the Iliad to describe warriors standing upright in battle formation, while Plato employed it philosophically to denote correct thinking and right reasoning. Aristotle frequently utilized ὀρθός when discussing ethical uprightness and proper conduct in his Nicomachean Ethics.
In the Septuagint, ὀρθός takes on profound theological significance as it translates Hebrew words like יָשָׁר (yashar, meaning straight or right) and צַדִּיק (tsaddiq, meaning righteous). This transformation elevated the word from merely describing physical straightness to embodying moral and spiritual alignment with יהוה’s (Yahweh’s) character. The Septuagint translators understood that true uprightness must reflect divine standards, not human opinions.
Early church fathers like John Chrysostom and Augustine embraced ὀρθός as describing the transformed life that results from walking in the Messiah’s footsteps. They recognized that this uprightness wasn’t achieved through human effort alone but through divine grace that straightens what sin had made crooked.
Historical Summary: ὀρθός evolved from describing physical straightness in classical Greek to representing divine moral alignment in biblical literature.
4. How Should ὀρθός Be Translated?
- Physical Straightness: Erect, upright, straight (describing posture or position)
- Moral Character: Righteous, just, morally upright
- Doctrinal Accuracy: Correct, true, orthodox
- Relational Integrity: Right, proper, appropriate
- Spiritual Condition: Aligned with divine standards, godly
Translation Tip: Context determines whether ὀρθός emphasizes physical position, moral character, or doctrinal correctness – all reflecting divine standards.
ὀρθός Translation Options:
- “Upright” – Emphasizes both physical and moral straightness, connecting outward posture with inward character
- “Straight” – Highlights the directness and lack of deviation from the proper path or standard
- “Right” – Focuses on correctness and alignment with truth, particularly in doctrinal or ethical contexts
- “Proper” – Emphasizes appropriateness and conformity to established divine standards
- “Just” – Connects to righteousness and fairness in relationships and judgments
5. How Is ὀρθός Used in the Bible?
Throughout the New Testament, ὀρθός appears in contexts emphasizing restoration, healing, and alignment with God’s purposes. The word frequently describes the miraculous transformation that occurs when the Messiah’s power encounters human brokenness. In Acts 14:10, Paul commands the lame man to “stand upright” (ὀρθός), demonstrating how divine power straightens what disability had made crooked.
The Septuagint usage reveals ὀρθός as describing the character of those who walk in covenant relationship with יהוה (Yahweh). The psalmists celebrate the ὀρθός person as one whose heart aligns with divine truth, whose paths follow Heaven’s direction, and whose life reflects the Creator’s own righteousness. This uprightness becomes both a gift received through faith and a character trait developed through walking closely with the Almighty.
The apostolic writings employ ὀρθός to describe the transformation that occurs in believers’ lives – not merely external conformity to religious rules, but genuine alignment of heart, mind, and actions with the Messiah’s character. This uprightness flows from intimate relationship with the One who is perfectly straight and true.
Usage Summary: Biblical ὀρθός describes divine transformation that straightens physical disabilities, moral crookedness, and spiritual misalignment with God’s purposes.
Cross-reference verses using ὀρθός:
- “And Paul said with a loud voice, Stand upright [ὀρθός] on thy feet. And he leaped and walked.” Acts 14:10
- “And immediately he received his sight, and followed him, glorifying God: and all the people, when they saw it, gave praise unto God.” Luke 18:43
- “Make straight [ὀρθός] paths for your feet, lest that which is lame be turned out of the way.” Hebrews 12:13
6. What Cultural Context Surrounds ὀρθός?
In ancient Mediterranean culture, physical uprightness carried profound social and spiritual significance beyond mere posture. A person who could stand ὀρθός possessed dignity, honor, and the ability to participate fully in community life. Conversely, those bent over by disease, disability, or age often experienced social marginalization alongside their physical limitations. When the Messiah healed people and commanded them to stand ὀρθός, He was restoring not just physical function but social dignity and spiritual standing.
The Jewish understanding of uprightness connected deeply to the concept of walking before יהוה (Yahweh) with integrity. Hebrew sages taught that the ὀρθός person walks the straight path of Torah, never deviating to the right or left from divine commandments. This uprightness wasn’t rigid legalism but flowing alignment with the Creator’s heart, like a tree growing straight toward the sun. The rabbis understood that true uprightness comes from loving יהוה (Yahweh) with all one’s heart, soul, and strength, resulting in natural alignment with His ways.
Cultural Context: ὀρθός represented complete restoration – physical healing, social dignity, and spiritual alignment with divine purpose in ancient society.
7. What Does ὀρθός Teach Us About God?
The concept of ὀρθός reveals profound truths about our Heavenly Father’s character and His heart toward humanity. God Himself is perfectly ὀρθός – absolutely straight, utterly trustworthy, and completely aligned with truth and righteousness. Unlike human standards that shift with culture and opinion, the Divine standard of uprightness remains eternally consistent because it flows from His unchanging nature. When Scripture describes God’s ways as ὀρθός, it’s declaring that every aspect of His character, every decision He makes, and every path He establishes leads to perfect outcomes.
The healing miracles where the Messiah commanded people to stand ὀρθός demonstrate God’s passionate desire to restore what sin and brokenness have damaged. Our Heavenly Father doesn’t merely tolerate our bent and broken condition – He actively works to straighten every aspect of our lives that has become crooked through the fall. This divine uprightness isn’t cold perfection but warm, restorative love that refuses to leave us in our brokenness.
Most beautifully, ὀρθός reveals that God’s ultimate goal isn’t just our moral improvement but our complete transformation into His likeness. Through the Messiah’s finished work, we’re not just forgiven – we’re made upright, able to stand confidently in the presence of perfect holiness because His righteousness has become our own.
Theological Core: ὀρθός reveals God as the perfect standard who transforms crooked humanity into His upright image through redemptive love.
8. How Can I Apply ὀρθός to My Life?
Understanding ὀρθός challenges us to examine both our external posture and internal alignment with God’s character. Just as the lame man in Acts had to respond to Paul’s command to stand upright, we must actively cooperate with the Holy Spirit’s work to straighten areas of our lives that have become bent through sin, compromise, or spiritual neglect. This might involve confessing hidden sins, realigning priorities that have shifted away from Kingdom values, or standing courageously for truth in situations where we’ve previously remained silent.
The call to ὀρθός living isn’t about perfectionism or rigid rule-keeping, but about cultivating genuine intimacy with the One who is perfectly straight and true. As we spend time in His presence, study His Word, and submit to His loving correction, our lives naturally begin to reflect His uprightness. Like a plant naturally growing toward the light, hearts that consistently turn toward the Messiah gradually align with His character and purposes.
Self-Examination Questions: What areas of my life need divine straightening? How can I cultivate greater alignment with God’s character? Where am I being called to stand upright for His truth?
9. What Words Are Similar to ὀρθός?
- δίκαιος (dikaios) – Righteous, just; emphasizes legal righteousness and moral uprightness but focuses more on judicial declaration than physical straightness – See G1342
- εὐθύς (euthys) – Straight, direct, immediate; shares the concept of straightness but emphasizes directness of action or path rather than moral character – See G2117
- ἅγιος (hagios) – Holy, set apart; complements ὀρθός by emphasizing separation unto God while ὀρθός emphasizes proper alignment – See G40
- τέλειος (teleios) – Perfect, complete, mature; relates to ὀρθός as the end goal of spiritual uprightness and alignment – See G5046
- ἀληθής (alethes) – True, genuine; connects with ὀρθός in describing alignment with truth and reality rather than deception – See G227
10. Did You Know?
- What does ὀρθός mean in modern Greek? Modern Greek still uses ὀρθός to mean “correct” or “right,” particularly in Orthodox Christianity (Ὀρθόδοξος) meaning “correct belief” or “straight doctrine.”
- How did Aristotle use ὀρθός? Aristotle employed ὀρθός extensively in his ethics to describe the “right reason” (ὀρθὸς λόγος) that guides virtuous behavior, connecting rational uprightness with moral character.
- What’s the difference between ὀρθός and δίκαιος? While δίκαιος emphasizes legal righteousness and judicial declaration, ὀρθός focuses on actual straightness and proper alignment – the difference between being declared righteous and being made upright.
- Why does the Bible use ὀρθός in healing miracles? The command to stand ὀρθός in healing miracles symbolizes complete restoration – not just physical healing but the return to human dignity, social acceptance, and spiritual alignment with God’s original design.
- How does ὀρθός relate to orthodoxy? The word “orthodox” comes directly from ὀρθός (straight) plus δόξα (opinion/belief), literally meaning “straight thinking” or “correct doctrine” that aligns with divine truth.
- What causes spiritual crookedness today? Modern spiritual crookedness often results from compromising biblical truth for cultural acceptance, prioritizing personal comfort over God’s calling, or allowing unconfessed sin to gradually bend our moral compass away from divine standards.
- The word ὀρθός appears in ancient Greek medical texts describing proper bone alignment after fractures, making Paul’s command to the lame man even more medically precise and miraculous – the same Greek term used for perfectly healed bones was applied to this supernatural restoration.
11. Remember This
ὀρθός reminds us that the Gospel doesn’t just forgive our crookedness – it transforms us into living demonstrations of God’s perfectly straight character, enabling us to stand upright in His presence and walk in divine alignment with His eternal purposes.
Note: While this entry strives for accuracy, readers engaged in critical research should verify citations and keyword occurrences in their Bible translation of choice. For Biblical citations, the F.O.G Bible project recommends Logos Bible software.
Strong's g3717
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