Home » Glossary » Relationship StructureRelationship StructureA relationship structure describes the arrangement of relationship; which partner is the most dominant? Who is submissive? Is the relationship set, or do other partners enter and exit?The relationship structure can change over time.TermsCasual DatingDeltaDyadHingeIntimate NetworkMénage À TroisMetamourOpen MarriageOpen NetworkOpen RelationshipsPrimaryQuadSecondarySoft SwingingSwingingTertiaryTriadVee