"Polycule" is one of the most commonly used terms in polyamory communities and one of the least precisely defined. It refers to a network of people who are connected through romantic and/or sexual relationships, not just a single relationship, but the whole web of connections that exist within a CNM configuration.

The word comes from a portmanteau of "poly" and "molecule", the image of atoms (people) connected by bonds (relationships) in various configurations, some more complex than others.

What a polycule includes

A polycule typically includes everyone who is directly connected through romantic or sexual relationships within a given network. This means:

  • Partners (people you're directly in relationship with)
  • Metamours (your partners' partners)
  • And potentially their partners in turn, depending on how tightly connected the network is

The edges of a polycule are sometimes unclear. If one person in the network has a very new or casual connection, are they "in the polycule"? If a connection has ended but the former partner remains socially connected to others in the network, are they still counted? People define the term differently, and the important thing is shared understanding within the specific network rather than adherence to a precise definition.

Polycule shapes

Polycules take many structural forms:

V/hinge: One person (the hinge or pivot) is connected to two or more partners who are not in relationship with each other. Simple, common, and structurally the most stable single-hub configuration.

Triangle/triad: Three people all connected to each other. All three bilateral relationships are present. More complex internally than a V.

N or W configurations: Linear networks where A is connected to B, B is connected to C, C is connected to D, and so on, with some additional cross-connections at various points.

Star configurations: One central person connected to many others who don't connect to each other. Sometimes also called a "hub and spoke" configuration.

Kitchen table polycule: Any configuration where everyone in the network knows each other and the network functions as a social group.

Distributed/parallel polycule: A configuration where connections exist but the members don't necessarily know each other or form a social group.

How polycules function

Polycules aren't just lists of relationships, they have their own dynamics as networks. Information flows through them, sometimes unevenly. Relationship changes in one part affect other parts. Social events include some members and not others, creating visibility and inclusion dynamics. NRE in one connection creates ripples that others feel.

Larger and more interconnected polycules have more internal politics, more potential for conflict, more competing needs, more logistical coordination. Smaller and more loosely connected ones have simpler dynamics but less mutual support.

The specific management challenges of a polycule depend on its shape. Hub-and-spoke configurations concentrate coordination work on the central person; triangles require active management of three bilateral relationships simultaneously; larger networks can develop factions and alliances in ways that simpler configurations don't.

Polycule health

"Polycule health" is sometimes used to describe the overall wellbeing of the network, whether relationships are generally stable and positive, whether conflict is managed, whether everyone in the network has their basic needs met.

A polycule with significant unresolved conflict in one or more relationships tends to affect the whole network, even for members not directly involved in the conflict. Information about the conflict travels; people take sides or feel caught between parties; the social texture of the network becomes more fraught. Conversely, a polycule where relationships are generally going well tends to produce a social environment that's actively sustaining for its members.

Leaving a polycule

When a relationship within a polycule ends, the person leaving doesn't necessarily leave the whole network. They may remain in relationships with other people in the polycule, or remain socially connected in ways that keep them present even after the specific relationship that connected them initially has ended.

This is one of the ways endings in CNM are different from monogamous breakups. The person you broke up with may remain connected to your other partners, may be present at events you attend, and may continue to exist in your social world in ways that require navigating rather than the clean separation that monogamous endings sometimes allow.