1. consisting of or involving three parts, elements, or members
2. relating to or based on a group of three
Usage: academic

Examples

• The triadic relationship between the three countries formed a strong alliance.
• Music theory often uses triadic chords as the foundation of harmony.
• The philosopher proposed a triadic model of human consciousness.
• Their triadic partnership proved more stable than previous two-person ventures.
• The triadic structure of the argument made it easy to follow.
• Sociologists study triadic interactions in small group dynamics.