3609. oikeios
Lexical Summary
oikeios: Belonging to a household, domestic, related by family

Original Word: οἰκεῖος
Part of Speech: Adjective
Transliteration: oikeios
Pronunciation: oy-KAY-ee-os
Phonetic Spelling: (oy-ki'-os)
KJV: (those) of the (his own) house(-hold)
Word Origin: [from G3624 (οἶκος - house)]

1. domestic
2. (as noun), a relative, adherent

Strong's Exhaustive Concordance
those of the his own household.

From oikos; domestic, i.e. (as noun), a relative, adherent -- (those) of the (his own) house(-hold).

see GREEK oikos

Thayer's Greek Lexicon
STRONGS NT 3609: οἰκεῖος

οἰκεῖος, οἰκεῖα, οἰκεῖον (οἶκος), from Hesiod down, belonging to a house or family, domestic, intimate: belonging to one's household, related by blood, kindred, 1 Timothy 5:8; οἰκεῖοι τοῦ Θεοῦ, belonging to God's household, i. e. to the theocracy, Ephesians 2:19; in a wider sense, with a genitive of the thing, belonging to, devoted to, adherents of a thing, οἱ οἰκεῖοι τῆς πίστεως, professors of the (Christian) faith, Galatians 6:10 (but others associate this passage with that from Ephesians as above; see Lightfoot at the passage); so οἰκεῖος φιλοσοφίας, Strabo 1, p. 13 b. (1, 17 edition Sieben.); γεωγραφιας, p. 25 a. (1, 34 edition Sieben.); ὀλιγαρχιας, Diodorus 13, 91; τυραννίδος, 19, 70. (The Sept. for שְׁאֵר, related by blood; דּוד, 1 Samuel 10:14ff; שַׁאֲרָה, consanguinity, Leviticus 18:17; οἰκεῖος τοῦ σπέρματος for בָּשָׂר, Isaiah 58:7.)

STRONGS NT 3609a: οἰκετείαοἰκετεία (others, οἰκετεία, cf. Chandler § 99ff), οἰκετείας, (οἰκέτης, which see), household i. e. body of servants (Macrobius, Appuleius ()famulitium, German Dienerschaft): Matthew 24:45 L T Tr WH. (Strabo, Lucian, Inscriptions; plural Josephus, Antiquities 12, 2, 3),

Topical Lexicon
Word Group and Semantic Range

Derived from the idea of “house” or “household,” the term designates those who belong to the same domestic circle—whether by blood, marriage, or shared residence—and, by extension, those who share a common spiritual home. In Pauline usage the word moves naturally from literal kinship to covenant kinship, framing believers as members of a single family under God the Father through Christ.

Occurrences in the New Testament

Ephesians 2:19 presents Gentile believers as “members of God’s household,” signaling their full inclusion in the people of God. Galatians 6:10 extends the virtue of doing good “especially to the household of faith,” prioritizing spiritual relatives while still embracing universal benevolence. 1 Timothy 5:8 confronts personal responsibility, warning that failure to provide for “relatives, and especially his immediate family” undermines professed faith. Together, these verses trace a seamless line from physical family duties to the wider obligations of the church family.

Theological Significance

1. Covenant Membership: In Ephesians, the word underscores the church’s unity across ethnic lines. Through Christ, former outsiders are naturalized into God’s family, enjoying shared citizenship and inheritance.
2. Prioritized Compassion: Galatians balances the Great Commandment’s universality with a concentric model of care—believers first ensure the welfare of their spiritual siblings, then reach outward.
3. Faith Verified by Provision: 1 Timothy links orthodoxy to orthopraxy. Genuine faith expresses itself in tangible support for dependents, mirroring the Father’s faithful provision for His own.

Ethical Implications for Believers
• Stewardship of Household Resources: Material assets are entrusted for the sustenance of both biological and spiritual relatives.
• Cultivation of Family-Like Relationships within the Church: Fellowship, accountability, and mutual edification flow from recognizing fellow believers as kin.
• Witness through Domestic Faithfulness: A well-ordered home testifies to the gospel’s transforming power, bolstering the church’s credibility before the watching world.

Historical and Cultural Background

In the Greco-Roman world, the οἶκος was the basic social unit, encompassing nuclear family, extended relatives, slaves, and clients. Honor depended on maintaining the household’s integrity and welfare. Paul appropriates this familiar structure, elevating it through Christ: all who trust in the Messiah become adoptees in God’s familial household, transcending previous social divisions while retaining the responsibility and intimacy expected within a first-century οἶκος.

Ministry Applications
• Pastoral Care: Leaders guard the flock as household stewards (Titus 1:7), ensuring no “family member” is neglected.
• Hospitality: Opening one’s literal home to the church reenacts the spiritual reality of shared household membership (1 Peter 4:9).
• Benevolence Funds: As in Acts 6, local churches create structures to meet needs “especially” among believers.
• Discipleship Frameworks: Small groups often function as surrogate families, embodying the οἰκεῖοι principle in modern form.

Related Concepts and Further Study

Household Codes (Ephesians 5–6; Colossians 3–4)

Adoption (Romans 8:15; Galatians 4:5)

Brotherly Love (Hebrews 13:1)

Fellow Citizens (Philippians 3:20)

By tracing οἰκεῖος across Scripture, one sees the divine design for both natural and spiritual families: ordered by love, sustained by provision, and united under the headship of Jesus Christ.

Forms and Transliterations
οικεία οικείαί οικειοι οικείοι οἰκεῖοι οικείον οικειότητα οικείου οικειους οικείους οἰκείους οικείω οικειων οικείων οἰκείων oikeioi oikeîoi oikeion oikeiōn oikeíon oikeíōn oikeious oikeíous
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Englishman's Concordance
Galatians 6:10 Adj-AMP
GRK: πρὸς τοὺς οἰκείους τῆς πίστεως
NAS: to those who are of the household of the faith.
KJV: unto them who are of the household of faith.
INT: toward those of the household of the of faith

Ephesians 2:19 Adj-NMP
GRK: ἁγίων καὶ οἰκεῖοι τοῦ θεοῦ
NAS: and are of God's household,
KJV: and of the household of God;
INT: saints and of the household of God

1 Timothy 5:8 Adj-GMP
GRK: καὶ μάλιστα οἰκείων οὐ προνοεῖ
NAS: and especially for those of his household, he has denied
KJV: specially for those of his own house, he hath denied
INT: and especially [his] household not does provide for

Strong's Greek 3609
3 Occurrences


οἰκείων — 1 Occ.
οἰκεῖοι — 1 Occ.
οἰκείους — 1 Occ.

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