Synonyms for Trinity:

n.

four, duo, brace, couple, quartet, score, pair, quintet, pairing, foursome. son. triumvirate, group, triune, Triunity. deity (noun)
holy ghost, omniscience, Lamb of God, muse, christ, Jesus Christ, jehovah, Prince of Peace, goddess, jesus, almighty, omnipotence, dieu, King of the Jews, Son of God, absolute, providence, maker, all-powerful, King of Kings, lord, heroine, godhead, Jesu, idol, savior, judge, salvation, creator, demigod, redeemer, infinite, hero, inspiration, Son of Man, messiah, divinity, deity.
three (noun)
ternary, trio.
three of something (noun)
triad, three, trio, triune, trine.
trinity (noun)
tercet, triplet, three, blessed trinity, sacred trinity, holy trinity, trio, tierce, trine, leash, iii, trey, deuce-ace, terzetto, 3, triad, ternary, troika, ternion.
triune (noun)
triune.

Other synonyms:

Holy Trinity
holy trinity.
III
iii.
Sacred Trinity
sacred trinity.
triumvirate, Triunity, triune. Other relevant words:
ternary, trio, 3, triad, blessed trinity, holy trinity, trine, trey, tierce, troika, iii, terzetto, Triunity, deuce-ace, tercet, triune, triumvirate, sacred trinity, leash, triplet, three, ternion.

Usage examples for trinity

  1. He graduated at Trinity College, Cambridge. – McGuffey's Fifth Eclectic Reader by William Holmes McGuffey
  2. I only wish that I may see your face in Trinity Church every Sunday." – Cord and Creese by James de Mille
  3. Having described the visit to the Royal University, that to Trinity College must not be omitted. – Speeches and Addresses of H. R. H. the Prince of Wales: 1863-1888 by Edward VII