koinonia

fellowship, communion, participation

Often translated: fellowshipcommunionpartnershipsharing in common

What koinonia means

Koinonia is one of the New Testament's most loaded relational words. English Bibles translate it fellowship, communion, partnership, or sharing. All of them are right. None of them by itself captures the whole thing. At its core, koinonia means a sharing-in-common. Not just being in the same room, the way roommates share an address. Koinonia is what happens when people share a life. Resources. Risk. Reputation. Suffering. Joy. The whole thing. The early church had koinonia in Acts 2: they devoted themselves to the apostles' teaching and the koinonia, to the breaking of bread and the prayers. Then Luke describes what that koinonia looked like, and it is shockingly material. They sold what they had. They distributed to anyone with need. They ate together, every day, with glad and generous hearts. Paul uses koinonia for the offering taken up for the poor saints in Jerusalem. For the partnership Philippi had with him in the gospel. For our participation in the body and blood of Christ at communion. For the fellowship of the Spirit. It is one of the words the New Testament uses to describe what the church actually is, underneath the buildings and programs. A people who share a life so deeply that the language for it is sharing.

Why this word matters

Most of us treat church as the place we go on Sunday. Koinonia refuses that. The church is not a building you enter. It is a life you share. I spent years technically attending a church without any koinonia. No one knew my finances. No one knew my temptations. No one was at the table when I made big decisions. I had Sunday attendance and I had isolation. Koinonia said that is not what the New Testament called church. The early believers were so woven into each other's lives that the word koinonia made sense as a description. You do not get koinonia by accident. You get it by deliberately making your life sharable to a small handful of people who do the same with theirs.

Etymology

Koinonia comes from koinos, meaning common, shared. Same root as koinos (the everyday word for 'common,' as in 'common dialect'), koinonos (a partner, sharer), and koinoneo (to share, to participate). In Greek culture the word could describe business partnerships, marriages, friendships, even philosophical communities. The New Testament gave it new theological weight by applying it to the relationship between believers and to their relationship with God.

Key Verses

Where koinonia appears in Scripture, and why each verse showcases it.

Acts 2:42ESV

And they devoted themselves to the apostles' teaching and the fellowship, to the breaking of bread and the prayers.

Koinonia here. The first description of what the early church did with their time.

1 John 1:3ESV

That which we have seen and heard we proclaim also to you, so that you too may have fellowship with us; and indeed our fellowship is with the Father and with his Son Jesus Christ.

Koinonia twice. Horizontal among believers, vertical with the Father and Son.

Philippians 1:5ESV

Because of your partnership in the gospel from the first day until now.

Koinonia as Paul's word for the Philippians' financial and prayerful partnership with his ministry.

2 Corinthians 13:14ESV

The grace of the Lord Jesus Christ and the love of God and the fellowship of the Holy Spirit be with you all.

Koinonia of the Spirit. The Triune blessing names the Spirit as the agent of shared life.

Related Words

Words in the same semantic family.

3 Teachings on koinonia

Every video where Adam teaches on this word, in publication order.

Featured In

This word is studied in depth in the following monthly Bible studies.

May 2026

Words of Relationship

Session 4: Closer Than Brothers