Greek core word #50 · noun · 342 times in the New Testament
ἀδελφός
ah-del-FOSἀδελφός, ἀδελφοῦ, ὁ — brother
- Second declension masculine; oxytone (ἀδελφοῦ, ἀδελφῷ). Vocative ἀδελφέ, plural ἀδελφοί.
- The plural ἀδελφοί can include women: “brothers and sisters”, fellow believers.
Forms in bold occur in the New Testament; the others complete the pattern. A dash (—) marks a form that does not exist.
Second declension, masculine
| Singular | Plural | |
|---|---|---|
| Nominative | ἀδελφός | ἀδελφοί |
| Genitive | ἀδελφοῦ | ἀδελφῶν |
| Dative | ἀδελφῷ | ἀδελφοῖς |
| Accusative | ἀδελφόν | ἀδελφούς |
| Vocative | ἀδελφέ | ἀδελφοί |
Where you meet it
First met in passage 99, Romans 7:1.
Explained in the notes of 2 passages:
From Appendix B of the Greek and Latin with Jerome study companion · PDF page 182 · open the PDF here