trinity

/ˈtrɪnɪti/
noun
  1. A group of three people or things that are closely related or form a unit.
    • In many stories, a trinity of heroes works together to defeat evil.
    • The three friends formed a trinity that was inseparable.
    • The artist's work explored the trinity of mind, body, and spirit.
  2. In Christianity, the union of the Father, Son, and Holy Spirit as one God.
    • Many hymns celebrate the Holy Trinity.
    • The church teaches that the Trinity is three persons in one God.
    • The Trinity is a mystery at the heart of Christian faith.
Synonyms
What does "trinity" mean? | whatsthatwordmean | whatsthatwordmean