triadic

/traɪˈædɪk/
adjective
  1. Relating to or consisting of a triad; having three parts or elements.
    • The triadic structure of the story gave it a balanced and complete feel.
    • The artist used a triadic color scheme of orange, green, and purple.
    • In sociology, a triadic relationship involves three people interacting with one another.
Antonyms
What does "triadic" mean? | whatsthatwordmean | whatsthatwordmean