Trinity /(?)/

Trin·i·ty

Trinity

n.
  1. The union of three persons (the Father, the Son, and the Holy Ghost) in one Godhead, so that all the three are one God as to substance, but three persons as to individuality. (Christian Theol.)
  2. Any union of three in one; three units treated as one; a triad, as the Hindu trinity, or Trimurti.
  3. Any symbol of the Trinity employed in Christian art, especially the triangle.

Phrases & Compounds
Trinity House
an institution in London for promoting commerce and navigation, by licensing pilots, ordering and erecting beacons, and the like.
Trinity Sunday
the Sunday next after Whitsunday; -- so called from the feast held on that day in honor of the Holy Trinity.
Trinity term
See the Note under Term, n., 5.